1	MUM	5'-O-(dihydroxyphosphanyl)-5-methyl-5,6-dihydrouridine	1.000
2	5MU	5-methyluridine 5'-monophosphate	0.955
3	CNU	5-cyano-uridine-5'-monophosphate	0.913
4	FMU	5-fluoro-5-methyluridine-5'-monophosphate	0.913
5	0DT	2'-deoxy-L-ribo-furanosyl thymidine-5'-monophosphate	0.909
6	0U	L-uridine-5'-monophosphate	0.909
7	6F7	3'-deoxy-5-methyluridine 5'-(dihydrogen phosphate)	0.909
8	8XU	1-(5-O-phosphono-beta-D-xylofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.909
9	DT	Thymidine-5'-monophosphate	0.909
10	H2U	5,6-dihydrouridine-5'-monophosphate	0.909
11	PBT	[3-hydroxy-5-(5-methyl-2,4-dioxotetrahydro-1(2h)-pyrimidinyl)tetrahydro-2-furanyl]methyl dihydrogen phosphate	0.909
12	PST	Thymidine-5'-thiophosphate	0.909
13	QBT	[(2r,3s,5r)-3-hydroxy-5-[(5s)-5-methyl-2,4-dioxo-1,3-diazinan-1-yl]oxolan-2-yl]methyl dihydrogen phosphate	0.909
14	SSU	Uridine-5'-phosphorothioate	0.909
15	TMP	Thymidine-5'-phosphate	0.909
16	U	Uridine-5'-monophosphate	0.909
17	U37	Uridine 5'-monothiophosphate	0.909
18	U5P	Uridine-5'-monophosphate	0.909
19	UAR	Uracil arabinose-5'-phosphate	0.909
20	UD5	5-fluorouridine	0.909
21	MNU	(2r,4s)-1-[(4r)-3,4-dihydroxytetrahydrofuran-2-yl]-5-[(methylamino)methyl]-1,2,3,4-tetrahydropyrimidine-2,4-diol-5'-mon ophosphate	0.875
22	5BU	5-bromo-uridine-5'-monophosphate	0.870
23	5FU	5-fluoro-uridine-5'-monophosphate	0.870
24	5HU	5-hydroxymethyluridine-2'-deoxy-5'-monophosphate	0.870
25	5MC	5-methylcytidine-5'-monophosphate	0.870
26	64P	5-aminothymidine 5'-(dihydrogen phosphate)	0.870
27	64T	5-hydroxy-thymidine-5'-monophosphate	0.870
28	BMP	6-hydroxyuridine-5'-phosphate	0.870
29	BMQ	1-(5'-phospho-beta-D-ribofuranosyl)barbituric acid	0.870
30	IU	5-iodouridine-5'-monophosphate	0.870
31	JDT	2'-deoxy-5-ethyluridine 5'-(dihydrogen phosphate)	0.870
32	MFT	3-methylthymidine 5'-(dihydrogen phosphate)	0.870
33	NUP	6-aminouridine 5'-monophosphate	0.870
34	S5P	6-sulfanyluridine-5'-phosphate	0.870
35	TAF	2'-deoxy-2'-fluoro-arabino-furanosyl thymine-5'-phosphate	0.870
36	U6M	6-methyluridine 5'-(dihydrogen phosphate)	0.870
37	UFR	2'-deoxy-5-formyluridine 5'-(dihydrogen phosphate)	0.870
38	UR3	3-methyluridine-5'-monophoshate	0.870
39	2DT	3'-deoxythymidine-5'-monophosphate	0.864
40	3KA	1-(2-deoxy-5-O-phosphono-beta-L-erythro-pentofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.864
41	5PY	1-(2'-deoxy-5'-O-phosphono-beta-D-erythro-pentofuranosyl)-5-methylpyrimidin-2(1h)-one	0.864
42	8RO	[(2~{R},3~{S},5~{R})-5-(5-methyl-2-oxidanylidene-7-thia-1,3-diazabicyclo[4.1.0]hept-5-en-3-yl)-3-oxidanyl-oxolan-2-yl]methyl dihydrogen phosphite	0.864
43	D4M	[(5r)-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-2,5-dihydrofuran-2-yl]methyl dihydrogen phosphate	0.864
44	DDN	3,4-dihydro-2'-deoxyuridine-5'-monophosphate	0.864
45	DU	2'-deoxyuridine-5'-monophosphate	0.864
46	L2B	3'-deoxyuridine-5'-monophosphate	0.864
47	PYO	1-(beta-D-ribofuranosyl)-pyrimidin-2-one-5'-phosphate	0.864
48	UMC	2'-deoxy-5'-uridylic acid	0.864
49	UMP	2'-deoxyuridine 5'-monophosphate	0.864
50	UPS	2'-deoxy-5'-O-thiophosphonouridine	0.864
51	XY7	1-[2-deoxy-5-O-(dihydroxyphosphanyl)-2-fluoro-beta-L-ribofuranosyl]pyrimidine-2,4(1h,3h)-dione	0.864
52	2MU	2',5-dimethyluridine-5'-monophosphate	0.833
53	2ST	5-methyl-2'-se-methyl-2'-selenouridine 5'-(dihydrogen phosphate)	0.833
54	5HM	5-(hydroxymethyl)cytidine 5'-(dihydrogen phosphate)	0.833
55	6CN	6-cyanouridine 5'-phosphate	0.833
56	ATL	[(1s,3r,4s,7r)-7-hydroxy-3-(thymin-1-yl)-2,5-dioxabicyclo[2.2.1]hept-1-yl]methyl dihydrogen phosphate	0.833
57	BVP	(E)-5-(2-bromovinyl)-2'-deoxyuridine-5'-monophosphate	0.833
58	CTG	(5r,6s)-5,6-dihydro-5,6-dihydroxythymidine-5'-monophosphate	0.833
59	FNU	6-amino-5-fluorouridine 5'-(dihydrogen phosphate)	0.833
60	JW5	6-(hydroxymethyl)uridine 5'-(dihydrogen phosphate)	0.833
61	MDU	3-(hydroxymethyl)thymidine 5'-(dihydrogen phosphate)	0.833
62	PDU	5(1-propynyl)-2'-deoxyuridine-5-monophosphate	0.833
63	RSQ	5-formylcytidine 5'-(dihydrogen phosphate)	0.833
64	T41	1-(2-O-methyl-beta-D-arabinofuranosyl)thymidine 5'-monophosphate	0.833
65	TDY	5-(methylamino)thymidine 5'-(dihydrogen phosphate)	0.833
66	TLB	2'-O,3'-C-methylene-arabinofuranosyl-thymine-5'-monophosphate	0.833
67	TLN	[(1r,3r,4r,7s)-7-hydroxy-3-(thymin-1-yl)-2,5-dioxabicyclo[2.2.1]hept-1-yl]methyl dihydrogen phosphate	0.833
68	TTM	N3-ethyl-thymidine-5'-monophosphate	0.833
69	U1P	6-[(E)-iminomethyl]uridine 5'-phosphate	0.833
70	UEP	6-ethyluridine 5'-phosphate	0.833
71	UWJ	5-methyl-1-(2-se-methyl-5-O-phosphono-2-seleno-beta-D-arabinofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.833
72	0C	L-cytidine-5'-monophosphate	0.826
73	1SC	5'-O-thiophosphonocytidine	0.826
74	2AU	2'-aminouridine	0.826
75	3DU	4-hydroxy-1-(5-O-phosphono-beta-D-ribofuranosyl)pyridin-2(1h)-one	0.826
76	4SU	4-thiouridine-5'-monophosphate	0.826
77	5CM	5-methyl-2'-deoxy-cytidine-5'-monophosphate	0.826
78	5IU	5-iodo-2'-deoxyuridine-5'-monophosphate	0.826
79	8XC	4-amino-1-(5-O-phosphono-beta-D-xylofuranosyl)pyrimidin-2(1h)-one	0.826
80	BRU	5-bromo-2'-deoxyuridine-5'-monophosphate	0.826
81	C	Cytidine-5'-monophosphate	0.826
82	C5P	Cytidine-5'-monophosphate	0.826
83	CAR	Cytosine arabinose-5'-phosphate	0.826
84	CH	N3-protonated cytidine-5'-monophosphate	0.826
85	EW3	[(2~{R},3~{R},4~{R},5~{R})-5-[2,4-bis(oxidanylidene)-1,3-diazinan-1-yl]-4-fluoranyl-3-oxidanyl-oxolan-2-yl]methyl dihydrogen phosphate	0.826
86	F2T	2'-deoxy-2'-fluoro-5'-O-thiophosphonouridine	0.826
87	FDM	3'-fluoro-3'-deoxythymidine monophosphate	0.826
88	IC	Isocytidine-5'-monophosphate	0.826
89	ILK	[(2~{R},3~{S},4~{R},5~{R})-5-[2,4-bis(oxidanylidene)pyrimidin-1-yl]-3,4-bis(oxidanyl)selenolan-2-yl]methyl dihydrogen phosphate	0.826
90	IMC	N1-[2-deoxy-ribofuranosyl]-[2-amino-5-methyl-4-oxo-4h-pyrimidine]-5'-monophosphate	0.826
91	IY0	[5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3,4-bis(oxidanyl)furan-2-yl]methyl dihydrogen phosphate	0.826
92	NYM	3'-deoxy-3'-aminothymidine monophosphate	0.826
93	OHU	2'-deoxy-5-hydroxyuridine 5'-(dihydrogen phosphate)	0.826
94	OKN	5'-methyl-2'-deoxycytidine-5'-phosphorothioate	0.826
95	RUS	1-(5-O-phosphono-beta-D-ribofuranosyl)-2-selanylpyrimidin-4(1h)-one	0.826
96	RY	5'-3,6-dihydrocytidylic acid	0.826
97	SUR	1-(beta-D-ribofuranosyl)-2-thio-uracil-5'-phosphate	0.826
98	T2S	Thymidine-5'-dithiophosphorate	0.826
99	T49	S4'-2'deoxythymidine 5'-monophosphate	0.826
100	T4S	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-4-hydroseleno-5-methylpyrimidin-2(1h)-one	0.826
101	THS	Thymidine-5'-(dithio)phosphate	0.826
102	TSP	3'-thio-thymidine-5'-phosphate	0.826
103	TTI	2'-deoxy-5-telluroxouridine 5'-(dihydrogen phosphate)	0.826
104	U48	5-methyl-2'-deoxy-n3-protonated cytidine-5'-monophosphate	0.826
105	UCL	5-chloro-2'-deoxyuridine 5'-(dihydrogen phosphate)	0.826
106	UF2	1-(2-deoxy-2-fluoro-5-O-phosphono-beta-D-arabinofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.826
107	UFP	5-fluoro-2'-deoxyuridine-5'-monophosphate	0.826
108	UFT	2'-deoxy-2'-fluorouridine 5'-(dihydrogen phosphate)	0.826
109	UP6	6-aza uridine 5'-monophosphate	0.826
110	US3	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-5-methyl-2-selanylpyrimidin-4(1h)-one	0.826
111	US5	1-(5-O-phosphono-beta-D-ribofuranosyl)-4-selanylpyrimidin-2(1h)-one	0.826
112	UBB	2',3'-dideoxy-uridine-5'-monophosphate	0.818
113	Y5P	1-(5-O-phosphono-beta-D-ribofuranosyl)-1,4-dihydropyrimidine	0.818
114	Z	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)pyrimidin-2(1h)-one	0.818
115	08Q	5'-O-{(S)-hydroxy[(2-sulfanylethyl)amino]phosphoryl}thymidine	0.800
116	2OM	5,6-dihydroorotidine 5'-monophosphate	0.800
117	6AU	6-acetyluridine 5'-phosphate	0.800
118	6AZ	6-azidouridine 5'-(dihydrogen phosphate)	0.800
119	OMP	Orotidine-5'-monophosphate	0.800
120	QRT	[(2~{R},3~{S},4~{R},5~{R})-5-[6-aminocarbonyl-2,4-bis(oxidanylidene)pyrimidin-1-yl]-3,4-bis(oxidanyl)oxolan-2-yl]methyl dihydrogen phosphate	0.800
121	QRZ	[(2~{R},3~{S},4~{R},5~{R})-5-[6-carbamothioyl-2,4-bis(oxidanylidene)pyrimidin-1-yl]-3,4-bis(oxidanyl)oxolan-2-yl]methyl dihydrogen phosphate	0.800
122	TLC	2-O,3-ethdiyl-arabinofuranosyl-thymine-5'-monophosphate	0.800
123	TX2	5'-O-{(R)-hydroxy[(2-sulfanylethyl)amino]phosphoryl}thymidine	0.800
124	U8U	5-methylaminomethyl-2-thiouridine-5'-monophosphate	0.800
125	ZDU	5-(3-aminopropyl)-2'-deoxyuridine-5'-monophosphate	0.800
126	0KZ	[(1r,2s,4s,5s)-2-hydroxy-4-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)bicyclo[3.1.0]hex-1-yl]methyl dihydrogen phosphate	0.792
127	0U1	2'-methylselenyl-2'-deoxy-L-uridine-5'-monophosphate	0.792
128	16B	N-hydroxycytidine 5'-(dihydrogen phosphate)	0.792
129	5CF	5-fluorocytidine 5'-(dihydrogen phosphate)	0.792
130	5DB	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-4-methoxy-5-methylpyrimidin-2(1h)-one	0.792
131	5FC	5-formyl-2'-deoxy-cytidine-5'-monophosphate	0.792
132	5HC	2'-deoxy-5-(hydroxymethyl)cytidine 5'-(dihydrogen phosphate)	0.792
133	5IC	5-iodo-cytidine-5'-monophosphate	0.792
134	6HT	1',5'-anhydro-2',3'-dideoxy-2'-(thymin-1-yl)-6'-O-phosphoryl-D-arabino-hexitol	0.792
135	7OK	N-hydroxycytidine 5'-(dihydrogen phosphate) tautomer	0.792
136	A6U	1,5-anhydro-2-deoxy-2-(2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-6-O-phosphono-D-altritol	0.792
137	B8Q	3-methyl, cytidine-5'-monophosphate	0.792
138	B8T	4-methyl, cytidine-5'-monophosphate	0.792
139	CBV	5-bromocytidine 5'-(dihydrogen phosphate)	0.792
140	JMH	3-methylcytidine- 5'-monophosphate	0.792
141	OKT	2'-O-methyluridine-5'-phosphorothioate	0.792
142	OMU	O2'-methyluridine 5'-monophosphate	0.792
143	T32	6'-alpha-methyl carbocyclic thymidine 5'-monophosphate	0.792
144	T48	6'-alpha-hydroxy carbocyclic thymidine 5'-monophosphate	0.792
145	T5O	2'-deoxy-5-methoxyuridine 5'-(dihydrogen phosphate)	0.792
146	T5S	2'-deoxy-5-(methylselanyl)uridine 5'-phosphate	0.792
147	TKW	5-hydroxycytidine 5'-(dihydrogen phosphate)	0.792
148	U4M	1-{2,5-dideoxy-2-fluoro-4-[(phosphonooxy)methyl]-alpha-L-lyxofuranosyl}pyrimidine-2,4(1h,3h)-dione	0.792
149	U5M	1-(2,6-dideoxy-2-fluoro-5-O-phosphono-alpha-L-talofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.792
150	U5R	1-(2,6-dideoxy-2-fluoro-5-O-phosphono-beta-D-allofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.792
151	UMS	2'-methylselenyl-2'-deoxyuridine-5'-phosphate	0.792
152	US2	2'-deoxy-5-(methylsulfanyl)uridine 5'-(dihydrogen phosphate)	0.792
153	USM	2'-S-methyl-2'-thiouridine 5'-(dihydrogen phosphate)	0.792
154	XEC	1-(2-O-methyl-5-O-phosphono-beta-L-ribofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.792
155	XTH	1-(2,3-dideoxy-6-O-phosphono-beta-D-erythro-hexopyranosyl)-5-methylpyrimidine-2,4(1h,3h)-dione	0.792
156	XTL	[(1s,4r,6r)-6-hydroxy-4-(thymin-9-yl)cyclohex-2-en-1-yl]methyl dihydrogen phosphate	0.792
157	XTR	[(1r,4s,6s)-6-hydroxy-4-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)cyclohex-2-en-1-yl]methyl dihydrogen phosphate	0.792
158	0DC	2'-deoxy-L-ribo-furanosyl cytosine-5'-monophosphate	0.783
159	9L3	[(2r,3s,5r)-5-(4-azanyl-5-methyl-pyrimidin-1-ium-1-yl)-3-oxidanyl-oxolan-2-yl]methyl dihydrogen phosphate	0.783
160	C7R	2'-deoxy-5'-O-thiophosphonocytidine	0.783
161	C7S	2'-deoxy-5'-O-thiophosphonocytidine	0.783
162	CMR	2'-deoxy-cytidine-5'-rp-monomethylphosphonate	0.783
163	DC	2'-deoxycytidine-5'-monophosphate	0.783
164	DCM	2'-deoxycytidine-5'-monophosphate	0.783
165	DNR	2'-deoxy-n3-protonated cytidine-5'-monophosphate	0.783
166	IY9	[5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3-oxidanyl-furan-2-yl]methyl dihydrogen phosphate	0.783
167	O2C	3'-deoxy-cytidine-5'-monophosphate	0.783
168	ONE	1-(beta-D-ribofuranosyl)-pyridin-4-one-5'-phosphate	0.783
169	SC	2-deoxy-cytidine-5'-thiophosphorate	0.783
170	TA3	(4s,5r)-3-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-5-methyl-1,3-diazabicyclo[2.2.0]hexan-2-one	0.783
171	US1	2'-deoxy-3'-thiouridine 5'-(dihydrogen phosphate)	0.783
172	XC	[(2~{R},3~{R},5~{R})-5-(6-azanyl-2-oxidanylidene-4,5-dihydropyrimidin-3-yl)-3-oxidanyl-oxolan-2-yl]methyl dihydrogen phosphate	0.783
173	38T	5-methyluridine	0.773
174	TCP	5'-methylthymidine	0.773
175	125	2'-O-fluoroethyl-5-methyl-uridine-5'-monophosphate	0.769
176	2AT	2'-O-allyl thymidine-5'-monophosphate	0.769
177	2GT	2'-O-propargyl thymidine-5'-monophosphate	0.769
178	44P	5'-O-[(S)-hydroxy(phosphonomethyl)phosphoryl]uridine	0.769
179	NTT	[(1r,5r,7r,8s)-8-hydroxy-3-methyl-7-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-2,6-dioxa-3-azabicyclo[3.2.1]oct-5-yl]methyl dihydrogen phosphate	0.769
180	O7M	6-(methoxycarbonyl)uridine 5'-(dihydrogen phosphate)	0.769
181	P2T	2'-O-propyl thymidine-5-monophosphate	0.769
182	QCE	N3-(N-(1-amino-4-methyl-1-oxopentan-2-yl)-2-amino-2-oxo-ethyl)-2'-deoxythymidine	0.769
183	TYD	Thymidine-5'-diphosphate	0.769
184	UDP	Uridine-5'-diphosphate	0.769
185	D3Z	1-(5-deoxy-beta-L-xylofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.762
186	U4P	5'-deoxyuridine	0.762
187	1CC	5-carboxy-2'-deoxycytidine monophosphate	0.760
188	1TL	1-{2,5-anhydro-6-deoxy-4-[(phosphonooxy)methyl]-alpha-L-mannofuranosyl}pyrimidine-2,4(1h,3h)-dione	0.760
189	5EJ	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-4-ethoxy-5-methylpyrimidin-2(1h)-one	0.760
190	5PC	5(1-propynyl)-2'-deoxycytidine-5'-monophosphate	0.760
191	9V9	1-{2,5-anhydro-4-[(phosphonooxy)methyl]-alpha-L-lyxofuranosyl}-5-methyl-2-sulfanylidene-2,3-dihydropyrimidin-4(1h)-one	0.760
192	ATM	3'-azido-3'-deoxythymidine-5'-monophosphate	0.760
193	C36	5-methyl-5-fluoro-2'-deoxy-cytidine-5'-monophosphate	0.760
194	C49	4-thio,5-fluoro,5-methyl-2'-deoxy-cytidine-5'-monophosphate	0.760
195	E3C	3-ethyl, cytidine-5'-monophosphate	0.760
196	EIX	[(2r,3s,5s)-5-[(4r,5r)-6-azanyl-5-fluoranyl-5-methyl-2-oxidanylidene-4-sulfanyl-4h-pyrimidin-3-yl]-3-oxidanyl-oxolan-2-yl]methyl dihydrogen phosphate	0.760
197	F3H	1,5-anhydro-2,3-dideoxy-3-fluoro-2-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-6-O-phosphono-D-altritol	0.760
198	F4H	1,5-anhydro-2,3-dideoxy-3-fluoro-2-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-6-O-phosphono-D-mannitol	0.760
199	HEU	3-(2-hydroxyethyl)-2'-deoxyuridine-5'-monophosphate	0.760
200	LCC	[(1r,3r,4r,7s)-7-hydroxy-3-(5-methylcytosin-1-yl)-2,5-dioxabicyclo[2.2.1]hept-1-yl]methyl dihydrogen phosphate	0.760
201	LV2	[(2~{R},3~{S},4~{R},5~{R})-5-[4-(dimethylamino)-2-oxidanylidene-pyrimidin-1-yl]-3,4-bis(oxidanyl)oxolan-2-yl]methyl dihydrogen phosphate	0.760
202	MMX	3-ethyl-3,4,5,6-tetrahydrocytidine 5'-(dihydrogen phosphate)	0.760
203	NDN	2'-deoxy-5-nitrouridine 5'-(dihydrogen phosphate)	0.760
204	NDU	2'-deoxy-5-nitrouridine 5'-monophosphate	0.760
205	RCE	1-{2,5-anhydro-6-deoxy-4-[(phosphonooxy)methyl]-beta-D-gulofuranosyl}pyrimidine-2,4(1h,3h)-dione	0.760
206	T23	2'-O-methyl-3'-methyl-3'-deoxy-arabinofuranosyl-thymine-5'-phosphate	0.760
207	UFB	2'-f,4'-beta-ome uridine 5'-(dihydrogen phosphate)	0.760
208	ULF	[(1r,3r,4r,5r,7s)-3-(2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-5-fluoro-7-hydroxy-2-oxabicyclo[2.2.1]hept-1-yl]methyl dihydrogen phosphate	0.760
209	UMO	2'-f-4'-ome U	0.760
210	UMX	[(1r,3r,4r,5s,7s)-3-(2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-7-hydroxy-5-methyl-2-oxabicyclo[2.2.1]hept-1-yl]methyl dihydrogen phosphate	0.760
211	URX	[(1r,3r,4r,5r,7s)-3-(2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-7-hydroxy-5-methyl-2-oxabicyclo[2.2.1]hept-1-yl]methyl dihydrogen phosphate	0.760
212	UVX	[(1r,3r,4r,7s)-3-(2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-7-hydroxy-5-methylidene-2-oxabicyclo[2.2.1]hept-1-yl]methyl dihydrogen phosphate	0.760
213	UZR	2'-deoxy-2'-triaza-1,2-dien-2-ium-1-yl-uridine-5'-monophosphate	0.760
214	XFC	4-amino-1-(2-deoxy-2-fluoro-5-O-phosphono-beta-D-arabinofuranosyl)-2-oxo-1,2-dihydropyrimidine-5-carbaldehyde	0.760
215	XTF	[(1r,4r,5s,6r)-5-fluoro-6-hydroxy-4-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)cyclohex-2-en-1-yl]methyl dihydrogen phosphate	0.760
216	2GF	[(2r,5r)-5-(4-amino-5-chloro-2-oxopyrimidin-1(2h)-yl)-3-oxotetrahydrofuran-2-yl]methyl dihydrogen phosphate	0.750
217	4SC	2'-deoxy-5-methyl-4'-thiocytidine 5'-(dihydrogen phosphate)	0.750
218	4U3	5-chloro-2'-deoxycytidine 5'-(dihydrogen phosphate)	0.750
219	5OC	2'-deoxy-5-hydroxycytidine 5'-(dihydrogen phosphate)	0.750
220	73W	5'-O-[(dithiophosphono)]cytidine	0.750
221	7K8	[(2~{R},3~{S},5~{R})-5-[(4~{E})-4-hydroxyimino-2-oxidanylidene-1,3-diazinan-1-yl]-3-oxidanyl-oxolan-2-yl]methyl dihydrogen phosphate	0.750
222	A5M	2'-amine-cytidine-5'-monophosphate	0.750
223	C34	N4-methyl-2'-deoxy-cytidine-5'-monophosphate	0.750
224	C37	5-fluoro-2'-deoxy-cytidine-5'-monophosphate	0.750
225	C38	5-iodo-2'-deoxy-cytidine-5'-monophosphate	0.750
226	CBR	5-bromo-2'-deoxy-cytidine-5'-monophosphate	0.750
227	CFL	4-amino-1-(2-deoxy-2-fluoro-5-O-phosphono-beta-D-arabinofuranosyl)pyrimidin-2(1h)-one	0.750
228	CFZ	2'-deoxy-2'-fluorocytidine 5'-(dihydrogen phosphate)	0.750
229	IKS	[(2~{R},3~{S},4~{R},5~{R})-5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3,4-bis(oxidanyl)selenolan-2-yl]methyl dihydrogen phosphate	0.750
230	ME6	[(2r,3s,5r)-5-(4-azanyl-3-methyl-2-oxo-pyrimidin-3-ium-1-yl)-3-hydroxy-oxolan-2-yl]methyl dihydrogen phosphate	0.750
231	NOH	2'-deoxy-N-hydroxycytidine 5'-(dihydrogen phosphate)	0.750
232	OFC	4-amino-1-(2-deoxy-2-fluoro-5-O-phosphono-beta-L-ribofuranosyl)pyrimidin-2(1h)-one	0.750
233	RSP	4-amino-1-(5-O-phosphono-beta-D-ribofuranosyl)pyrimidine-2(1h)-thione	0.750
234	S4C	4'-thio-4'-deoxy-cytosine-5'-monophosphate	0.750
235	127	2'-O-aminooxy-ethyl-5-methyl-uridine-5'-monophosphate	0.741
236	2BT	2'-O-butyl-thymidine	0.741
237	5GS	2'-C-methyluridine 5'-(trihydrogen diphosphate)	0.741
238	70U	5-(O-methylaceto)-2-thio-2-deoxy-uridine-5'-monophosphate	0.741
239	75B	5-selenophen-2-yluridine 5'-(dihydrogen phosphate)	0.741
240	84E	[(2s,3s,5r)-5-[5-methyl-2,4-bis(oxidanylidene)pyrimidin-1-yl]-3-oxidanyl-2-(trifluoromethylsulfanyl)oxolan-2-yl]methyl dihydrogen phosphate	0.741
241	CM0	5-(carboxymethoxy) uridine-5'-monophosphate	0.741
242	LSH	[(1r,5r,7r,8s)-7-[5-methyl-2,4-bis(oxidanylidene)pyrimidin-1-yl]-8-oxidanyl-3,3-bis(oxidanylidene)-6-oxa-3$L^{6}-thia-2-azabicyclo[3.2.1]octan-5-yl]methyl dihydrogen phosphate	0.741
243	NMT	1-(o2-(methylcarbamoyl)-o5-hydroxyphosphinyl-beta-D-ribofuranosyl)thymine	0.741
244	O7E	6-(ethoxycarbonyl)uridine 5'-(dihydrogen phosphate)	0.741
245	SMT	2'-[(methylthio)ethyloxy]-thymidine-5'-monophosphate	0.741
246	T38	2'-O-ethoxymethylene thymidine 5'-monophosphate	0.741
247	T39	2'-O-methoxyethylene thymidine 5'-monophosphate	0.741
248	U2L	5-methyl-3'-O-methoxyethyl uridine-5'-monophosphate	0.741
249	CDW	(4r)-3-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-1,3-diazabicyclo[2.2.0]hex-5-en-2-one	0.739
250	DOC	2',3'-dideoxycytidine-5'-monophosphate	0.739
251	1FC	4-amino-1-(2-deoxy-2-fluoro-5-O-phosphono-beta-D-arabinofuranosyl)-2-oxo-1,2-dihydropyrimidine-5-carboxylic acid	0.731
252	4AC	N(4)-acetylcytidine-5'-monophosphate	0.731
253	AWC	2'-deoxy-5'-O-[(R)-hydroxy(oxo)-lambda~5~-phosphanyl]-5-selenophen-2-yluridine	0.731
254	D4D	2',3'-dehydro-2',3'-deoxy-thymidine 5'-diphosphate	0.731
255	DUD	Deoxyuridine-5'-diphosphate	0.731
256	DUN	2'-deoxyuridine 5'-alpha,beta-imido-diphosphate	0.731
257	F5H	3,7-anhydro-1,5,6-trideoxy-5-fluoro-6-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-2-O-phosphono-D-glycero-L-altro-heptitol	0.731
258	F6H	3,7-anhydro-1,5,6-trideoxy-5-fluoro-6-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-2-O-phosphono-D-glycero-L-allo-heptitol	0.731
259	I4U	4-isopropyl, uridine-5'-monophosphate	0.731
260	N5M	5-nitrocytidine 5'-(dihydrogen phosphate)	0.731
261	P4U	4-propyl, uridine-5'-monophosphate	0.731
262	UC5	2'-deoxy-5'-O-[(S)-hydroxy(phosphonomethyl)phosphoryl]uridine	0.731
263	UOA	[(2r,3s,4r,5r)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-3-hydroxy-2,4-dimethoxytetrahydrofuran-2-yl]methyl dihydrogen phosphate (non-preferred name)	0.731
264	UOB	2'-ome,4'beta-ome uridine 5'-(dihydrogen phosphate)	0.731
265	0DN	5'-deoxy-5'-fluorothymidine	0.727
266	5AT	5'-amino-5'-deoxythymidine	0.727
267	LLT	L-deoxythymidine	0.727
268	THM	Thymidine	0.727
269	TYU	Tetrahydrouridine	0.727
270	URI	Uridine	0.727
271	WUV	5'-thiothymidine	0.727
272	ZEB	4-hydroxy-3,4-dihydro-zebularine	0.727
273	TM2	5-{[(2-sulfoethyl)amino]methyl}uridine 5'-(dihydrogen phosphate)	0.724
274	10C	4-amino-1-{2,5-anhydro-4-[(phosphonooxy)methyl]-alpha-L-lyxofuranosyl}pyrimidin-2(1h)-one	0.720
275	5SE	2'-deoxy-5-(methylselanyl)cytidine 5'-(dihydrogen phosphate)	0.720
276	6OO	2'-O-methyl-5'-O-thiophosphonocytidine	0.720
277	A6C	2-(4-amino-2-oxopyrimidin-1(2h)-yl)-1,5-anhydro-2-deoxy-6-O-phosphono-D-altritol	0.720
278	C45	N4-methoxy-2'-deoxy-cytidine-5'-monophosphate	0.720
279	CSL	(D)-2'-methylselenyl-2'-deoxycytidine-5'-phosphate	0.720
280	D00	2'-deoxy-N-ethylcytidine 5'-(dihydrogen phosphate)	0.720
281	EDC	N3,n4-etheno-2'-deoxycytidine-5'-monophosphate	0.720
282	MDQ	2'-deoxy-3-(oxidomethyl)cytidine 5'-(dihydrogen phosphate)	0.720
283	NCN	Nicotinate mononucleotide	0.720
284	NMN	Beta-nicotinamide ribose monophosphate	0.720
285	OKQ	2'-O-methylcytidine-5'-phosphorothioate	0.720
286	OMC	O2'-methylycytidine-5'-monophosphate	0.720
287	U7B	2'-deoxy-2'2'-difluorodeoxycytidine	0.720
288	XE6	4-amino-1-(2-O-methyl-5-O-phosphono-beta-L-ribofuranosyl)pyrimidin-2(1h)-one	0.720
289	1RN	(E)-N-{[4-oxo-1-(5-O-phosphono-beta-D-arabinofuranosyl)-2-thioxo-1,2,3,4-tetrahydropyrimidin-5-yl]methylidene}glycine	0.714
290	8DT	5-(3-(acetamide-N-yl)-1-propen-1-yl)-2'-deoxyuridine	0.714
291	DDU	2'-5'dideoxyuridine	0.714
292	LST	[(1r,5r,7r,8s)-2-methyl-7-[5-methyl-2,4-bis(oxidanylidene)pyrimidin-1-yl]-8-oxidanyl-3,3-bis(oxidanylidene)-6-oxa-3$L^{6}-thia-2-azabicyclo[3.2.1]octan-5-yl]methyl dihydrogen phosphate	0.714
293	NMS	1-(o2-(2-methylamino-2-oxo-ethyl)-o5-hydroxyphosphinyl-beta-D-ribofuranosyl)thymine	0.714
294	QCK	(4-methyltriazole)-thymidine-5'-monophosphate	0.714
295	TFE	2'-O-[2-(trifluoro)ethyl] thymidine-5'-monophosphate	0.714
296	UBI	2'-deoxy-5-[(2-methylpropyl)carbamoyl]uridine 5'-(dihydrogen phosphate)	0.714
297	5NC	5-aza-cytidine-5'monophosphate	0.708
298	C2S	Cytidine-5'-dithiophosphorate	0.708
299	C42	3'-amino-2'-deoxy-cytidine-5'-monophosphate	0.708
300	C4S	2'-deoxy-4'-thiocytidine 5'-(dihydrogen phosphate)	0.708
301	MMT	5'-O-(dimethylamino)-thymidine	0.708
302	6FU	2'-trifluoromethylthio-2'-deoxyuridine	0.704
303	8GM	[(2r,3s,4r,5r)-5-[2-azanyl-6,8-bis(oxidanylidene)-1,7-dihydropurin-9-yl]-3,4-bis(oxidanyl)oxolan-2-yl]methyl dihydrogen phosphate	0.704
304	9QV	Uridine 2',5'-bis(dihydrogen phosphate)	0.704
305	CDF	4-amino-1-{5-O-[(R)-hydroxy(phosphonooxy)phosphoryl]-alpha-D-arabinofuranosyl}pyrimidin-2(1h)-one	0.704
306	CDP	Cytidine-5'-diphosphate	0.704
307	CSM	1-{2,5-anhydro-6-O-methyl-4-[(phosphonooxy)methyl]-alpha-L-mannofuranosyl}pyrimidine-2,4(1h,3h)-dione	0.704
308	NCU	[(1r,5r,7r,8s)-7-(4-amino-5-methyl-2-oxopyrimidin-1(2h)-yl)-8-hydroxy-3-methyl-2,6-dioxa-3-azabicyclo[3.2.1]oct-5-yl]methyl dihydrogen phosphate	0.704
309	TBD	2*-deoxy-thymidine-5*-alpha borano diphosphate (isomer rp)	0.704
310	THP	Thymidine-3',5'-diphosphate	0.704
311	U31	2'-O-3-aminopropyl 2'-deoxyuridine-5'-monophosphate	0.704
312	U36	2'-O-methyoxyethyl-uridine-5'-monophosphate	0.704
313	UBD	Uridine 3',5'-bis(dihydrogen phosphate)	0.704
314	VQV	1-(3,5-di-O-phosphono-alpha-L-xylofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.704
315	M5T	5-methyluridine triphosphate	0.700