1	CSL	(D)-2'-methylselenyl-2'-deoxycytidine-5'-phosphate	1.000
2	0U1	2'-methylselenyl-2'-deoxy-L-uridine-5'-monophosphate	0.913
3	UMS	2'-methylselenyl-2'-deoxyuridine-5'-phosphate	0.913
4	0DC	2'-deoxy-L-ribo-furanosyl cytosine-5'-monophosphate	0.909
5	DC	2'-deoxycytidine-5'-monophosphate	0.909
6	DCM	2'-deoxycytidine-5'-monophosphate	0.909
7	DNR	2'-deoxy-n3-protonated cytidine-5'-monophosphate	0.909
8	IY9	[5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3-oxidanyl-furan-2-yl]methyl dihydrogen phosphate	0.909
9	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	0.909
10	2ST	5-methyl-2'-se-methyl-2'-selenouridine 5'-(dihydrogen phosphate)	0.875
11	UWJ	5-methyl-1-(2-se-methyl-5-O-phosphono-2-seleno-beta-D-arabinofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.875
12	0C	L-cytidine-5'-monophosphate	0.870
13	2GF	[(2r,5r)-5-(4-amino-5-chloro-2-oxopyrimidin-1(2h)-yl)-3-oxotetrahydrofuran-2-yl]methyl dihydrogen phosphate	0.870
14	4U3	5-chloro-2'-deoxycytidine 5'-(dihydrogen phosphate)	0.870
15	5CM	5-methyl-2'-deoxy-cytidine-5'-monophosphate	0.870
16	5OC	2'-deoxy-5-hydroxycytidine 5'-(dihydrogen phosphate)	0.870
17	8XC	4-amino-1-(5-O-phosphono-beta-D-xylofuranosyl)pyrimidin-2(1h)-one	0.870
18	A5M	2'-amine-cytidine-5'-monophosphate	0.870
19	C	Cytidine-5'-monophosphate	0.870
20	C37	5-fluoro-2'-deoxy-cytidine-5'-monophosphate	0.870
21	C38	5-iodo-2'-deoxy-cytidine-5'-monophosphate	0.870
22	C5P	Cytidine-5'-monophosphate	0.870
23	CAR	Cytosine arabinose-5'-phosphate	0.870
24	CBR	5-bromo-2'-deoxy-cytidine-5'-monophosphate	0.870
25	CFL	4-amino-1-(2-deoxy-2-fluoro-5-O-phosphono-beta-D-arabinofuranosyl)pyrimidin-2(1h)-one	0.870
26	CFZ	2'-deoxy-2'-fluorocytidine 5'-(dihydrogen phosphate)	0.870
27	CH	N3-protonated cytidine-5'-monophosphate	0.870
28	IY0	[5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3,4-bis(oxidanyl)furan-2-yl]methyl dihydrogen phosphate	0.870
29	ME6	[(2r,3s,5r)-5-(4-azanyl-3-methyl-2-oxo-pyrimidin-3-ium-1-yl)-3-hydroxy-oxolan-2-yl]methyl dihydrogen phosphate	0.870
30	OFC	4-amino-1-(2-deoxy-2-fluoro-5-O-phosphono-beta-L-ribofuranosyl)pyrimidin-2(1h)-one	0.870
31	RY	5'-3,6-dihydrocytidylic acid	0.870
32	U48	5-methyl-2'-deoxy-n3-protonated cytidine-5'-monophosphate	0.870
33	DOC	2',3'-dideoxycytidine-5'-monophosphate	0.864
34	Z	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)pyrimidin-2(1h)-one	0.864
35	10C	4-amino-1-{2,5-anhydro-4-[(phosphonooxy)methyl]-alpha-L-lyxofuranosyl}pyrimidin-2(1h)-one	0.833
36	5CF	5-fluorocytidine 5'-(dihydrogen phosphate)	0.833
37	5FC	5-formyl-2'-deoxy-cytidine-5'-monophosphate	0.833
38	5HC	2'-deoxy-5-(hydroxymethyl)cytidine 5'-(dihydrogen phosphate)	0.833
39	5IC	5-iodo-cytidine-5'-monophosphate	0.833
40	5MC	5-methylcytidine-5'-monophosphate	0.833
41	5SE	2'-deoxy-5-(methylselanyl)cytidine 5'-(dihydrogen phosphate)	0.833
42	B8Q	3-methyl, cytidine-5'-monophosphate	0.833
43	CBV	5-bromocytidine 5'-(dihydrogen phosphate)	0.833
44	JMH	3-methylcytidine- 5'-monophosphate	0.833
45	MDQ	2'-deoxy-3-(oxidomethyl)cytidine 5'-(dihydrogen phosphate)	0.833
46	OMC	O2'-methylycytidine-5'-monophosphate	0.833
47	TKW	5-hydroxycytidine 5'-(dihydrogen phosphate)	0.833
48	U7B	2'-deoxy-2'2'-difluorodeoxycytidine	0.833
49	XE6	4-amino-1-(2-O-methyl-5-O-phosphono-beta-L-ribofuranosyl)pyrimidin-2(1h)-one	0.833
50	3KA	1-(2-deoxy-5-O-phosphono-beta-L-erythro-pentofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.826
51	5NC	5-aza-cytidine-5'monophosphate	0.826
52	5PY	1-(2'-deoxy-5'-O-phosphono-beta-D-erythro-pentofuranosyl)-5-methylpyrimidin-2(1h)-one	0.826
53	9L3	[(2r,3s,5r)-5-(4-azanyl-5-methyl-pyrimidin-1-ium-1-yl)-3-oxidanyl-oxolan-2-yl]methyl dihydrogen phosphate	0.826
54	C42	3'-amino-2'-deoxy-cytidine-5'-monophosphate	0.826
55	C4S	2'-deoxy-4'-thiocytidine 5'-(dihydrogen phosphate)	0.826
56	C7R	2'-deoxy-5'-O-thiophosphonocytidine	0.826
57	C7S	2'-deoxy-5'-O-thiophosphonocytidine	0.826
58	CMR	2'-deoxy-cytidine-5'-rp-monomethylphosphonate	0.826
59	DDN	3,4-dihydro-2'-deoxyuridine-5'-monophosphate	0.826
60	DU	2'-deoxyuridine-5'-monophosphate	0.826
61	O2C	3'-deoxy-cytidine-5'-monophosphate	0.826
62	PYO	1-(beta-D-ribofuranosyl)-pyrimidin-2-one-5'-phosphate	0.826
63	SC	2-deoxy-cytidine-5'-thiophosphorate	0.826
64	UMC	2'-deoxy-5'-uridylic acid	0.826
65	UMP	2'-deoxyuridine 5'-monophosphate	0.826
66	1CC	5-carboxy-2'-deoxycytidine monophosphate	0.800
67	5HM	5-(hydroxymethyl)cytidine 5'-(dihydrogen phosphate)	0.800
68	5PC	5(1-propynyl)-2'-deoxycytidine-5'-monophosphate	0.800
69	C36	5-methyl-5-fluoro-2'-deoxy-cytidine-5'-monophosphate	0.800
70	C49	4-thio,5-fluoro,5-methyl-2'-deoxy-cytidine-5'-monophosphate	0.800
71	E3C	3-ethyl, cytidine-5'-monophosphate	0.800
72	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	0.800
73	JMC	[(2~{R},3~{R},4~{R},5~{R})-5-(4-azanyl-3-methyl-2-oxidanylidene-4~{H}-pyrimidin-1-yl)-4-methoxy-3-oxidanyl-oxolan-2-yl]methyl dihydrogen phosphate	0.800
74	KEA	2'-azido-2'-deoxycytidine 5'-(dihydrogen phosphate)	0.800
75	LCC	[(1r,3r,4r,7s)-7-hydroxy-3-(5-methylcytosin-1-yl)-2,5-dioxabicyclo[2.2.1]hept-1-yl]methyl dihydrogen phosphate	0.800
76	MMX	3-ethyl-3,4,5,6-tetrahydrocytidine 5'-(dihydrogen phosphate)	0.800
77	RSQ	5-formylcytidine 5'-(dihydrogen phosphate)	0.800
78	XFC	4-amino-1-(2-deoxy-2-fluoro-5-O-phosphono-beta-D-arabinofuranosyl)-2-oxo-1,2-dihydropyrimidine-5-carbaldehyde	0.800
79	0DT	2'-deoxy-L-ribo-furanosyl thymidine-5'-monophosphate	0.792
80	0U	L-uridine-5'-monophosphate	0.792
81	1SC	5'-O-thiophosphonocytidine	0.792
82	2AU	2'-aminouridine	0.792
83	4SC	2'-deoxy-5-methyl-4'-thiocytidine 5'-(dihydrogen phosphate)	0.792
84	4SU	4-thiouridine-5'-monophosphate	0.792
85	5IU	5-iodo-2'-deoxyuridine-5'-monophosphate	0.792
86	6HC	1',5'-anhydro-2',3'-dideoxy-2'-(cytosin-1-yl)-6'-O-phosphoryl-D-arabino-hexitol	0.792
87	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	0.792
88	8XU	1-(5-O-phosphono-beta-D-xylofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.792
89	BRU	5-bromo-2'-deoxyuridine-5'-monophosphate	0.792
90	C34	N4-methyl-2'-deoxy-cytidine-5'-monophosphate	0.792
91	DT	Thymidine-5'-monophosphate	0.792
92	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	0.792
93	H2U	5,6-dihydrouridine-5'-monophosphate	0.792
94	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	0.792
95	MDK	4-amino-1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-3-methylpyridin-2(1h)-one	0.792
96	NOH	2'-deoxy-N-hydroxycytidine 5'-(dihydrogen phosphate)	0.792
97	OHU	2'-deoxy-5-hydroxyuridine 5'-(dihydrogen phosphate)	0.792
98	OKN	5'-methyl-2'-deoxycytidine-5'-phosphorothioate	0.792
99	PBT	[3-hydroxy-5-(5-methyl-2,4-dioxotetrahydro-1(2h)-pyrimidinyl)tetrahydro-2-furanyl]methyl dihydrogen phosphate	0.792
100	QBT	[(2r,3s,5r)-3-hydroxy-5-[(5s)-5-methyl-2,4-dioxo-1,3-diazinan-1-yl]oxolan-2-yl]methyl dihydrogen phosphate	0.792
101	RSP	4-amino-1-(5-O-phosphono-beta-D-ribofuranosyl)pyrimidine-2(1h)-thione	0.792
102	S4C	4'-thio-4'-deoxy-cytosine-5'-monophosphate	0.792
103	T4S	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-4-hydroseleno-5-methylpyrimidin-2(1h)-one	0.792
104	TJU	[(2~{R},3~{S},5~{R})-5-(4-azanyl-3-methyl-6-oxidanylidene-2~{H}-1,3,5-triazin-1-yl)-3-oxidanyl-oxolan-2-yl]methyl dihydrogen phosphite	0.792
105	TMP	Thymidine-5'-phosphate	0.792
106	TTI	2'-deoxy-5-telluroxouridine 5'-(dihydrogen phosphate)	0.792
107	U	Uridine-5'-monophosphate	0.792
108	U5P	Uridine-5'-monophosphate	0.792
109	UAR	Uracil arabinose-5'-phosphate	0.792
110	UCL	5-chloro-2'-deoxyuridine 5'-(dihydrogen phosphate)	0.792
111	UF2	1-(2-deoxy-2-fluoro-5-O-phosphono-beta-D-arabinofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.792
112	UFP	5-fluoro-2'-deoxyuridine-5'-monophosphate	0.792
113	UFT	2'-deoxy-2'-fluorouridine 5'-(dihydrogen phosphate)	0.792
114	US5	1-(5-O-phosphono-beta-D-ribofuranosyl)-4-selanylpyrimidin-2(1h)-one	0.792
115	XCL	[(1s,4r,6r)-6-hydroxy-4-(cytosin-9-yl)cyclohex-2-en-1-yl]methyl dihydrogen phosphate	0.792
116	XCR	[(1r,4s,6s)-4-(4-amino-2-oxopyrimidin-1(2h)-yl)-6-hydroxycyclohex-2-en-1-yl]methyl dihydrogen phosphate	0.792
117	XCT	4-amino-1-(2,3-dideoxy-6-O-phosphono-beta-D-erythro-hexopyranosyl)pyrimidin-2(1h)-one	0.792
118	42E	[(2r,5s)-5-(4-amino-2-oxopyrimidin-1(2h)-yl)-1,3-oxathiolan-2-yl]methyl dihydrogen phosphate	0.783
119	CDW	(4r)-3-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-1,3-diazabicyclo[2.2.0]hex-5-en-2-one	0.783
120	UBB	2',3'-dideoxy-uridine-5'-monophosphate	0.783
121	Y5P	1-(5-O-phosphono-beta-D-ribofuranosyl)-1,4-dihydropyrimidine	0.783
122	1FC	4-amino-1-(2-deoxy-2-fluoro-5-O-phosphono-beta-D-arabinofuranosyl)-2-oxo-1,2-dihydropyrimidine-5-carboxylic acid	0.769
123	M5M	2'-(N-acetamide)-cytidine-5'-monophosphate	0.769
124	N5M	5-nitrocytidine 5'-(dihydrogen phosphate)	0.769
125	XUA	2'-se-methyl-2'-selenoadenosine 5'-(dihydrogen phosphate)	0.769
126	16B	N-hydroxycytidine 5'-(dihydrogen phosphate)	0.760
127	5BU	5-bromo-uridine-5'-monophosphate	0.760
128	5DB	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-4-methoxy-5-methylpyrimidin-2(1h)-one	0.760
129	5FU	5-fluoro-uridine-5'-monophosphate	0.760
130	5HU	5-hydroxymethyluridine-2'-deoxy-5'-monophosphate	0.760
131	5MU	5-methyluridine 5'-monophosphate	0.760
132	64P	5-aminothymidine 5'-(dihydrogen phosphate)	0.760
133	64T	5-hydroxy-thymidine-5'-monophosphate	0.760
134	6OO	2'-O-methyl-5'-O-thiophosphonocytidine	0.760
135	7OK	N-hydroxycytidine 5'-(dihydrogen phosphate) tautomer	0.760
136	A6C	2-(4-amino-2-oxopyrimidin-1(2h)-yl)-1,5-anhydro-2-deoxy-6-O-phosphono-D-altritol	0.760
137	B8T	4-methyl, cytidine-5'-monophosphate	0.760
138	BMP	6-hydroxyuridine-5'-phosphate	0.760
139	BMQ	1-(5'-phospho-beta-D-ribofuranosyl)barbituric acid	0.760
140	C45	N4-methoxy-2'-deoxy-cytidine-5'-monophosphate	0.760
141	D00	2'-deoxy-N-ethylcytidine 5'-(dihydrogen phosphate)	0.760
142	EDC	N3,n4-etheno-2'-deoxycytidine-5'-monophosphate	0.760
143	IU	5-iodouridine-5'-monophosphate	0.760
144	JDT	2'-deoxy-5-ethyluridine 5'-(dihydrogen phosphate)	0.760
145	MDJ	4-amino-1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-3-(hydroxymethyl)pyridin-2(1h)-one	0.760
146	MFT	3-methylthymidine 5'-(dihydrogen phosphate)	0.760
147	NUP	6-aminouridine 5'-monophosphate	0.760
148	OKQ	2'-O-methylcytidine-5'-phosphorothioate	0.760
149	OMU	O2'-methyluridine 5'-monophosphate	0.760
150	S5P	6-sulfanyluridine-5'-phosphate	0.760
151	T5O	2'-deoxy-5-methoxyuridine 5'-(dihydrogen phosphate)	0.760
152	T5S	2'-deoxy-5-(methylselanyl)uridine 5'-phosphate	0.760
153	TAF	2'-deoxy-2'-fluoro-arabino-furanosyl thymine-5'-phosphate	0.760
154	U4M	1-{2,5-dideoxy-2-fluoro-4-[(phosphonooxy)methyl]-alpha-L-lyxofuranosyl}pyrimidine-2,4(1h,3h)-dione	0.760
155	U5M	1-(2,6-dideoxy-2-fluoro-5-O-phosphono-alpha-L-talofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.760
156	U5R	1-(2,6-dideoxy-2-fluoro-5-O-phosphono-beta-D-allofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.760
157	U6M	6-methyluridine 5'-(dihydrogen phosphate)	0.760
158	UFR	2'-deoxy-5-formyluridine 5'-(dihydrogen phosphate)	0.760
159	UR3	3-methyluridine-5'-monophoshate	0.760
160	US2	2'-deoxy-5-(methylsulfanyl)uridine 5'-(dihydrogen phosphate)	0.760
161	USM	2'-S-methyl-2'-thiouridine 5'-(dihydrogen phosphate)	0.760
162	XEC	1-(2-O-methyl-5-O-phosphono-beta-L-ribofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.760
163	2DT	3'-deoxythymidine-5'-monophosphate	0.750
164	43X	[(2r,5s)-5-(4-amino-5-fluoro-2-oxopyrimidin-1(2h)-yl)-1,3-oxathiolan-2-yl]methyl dihydrogen phosphate	0.750
165	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	0.750
166	C2S	Cytidine-5'-dithiophosphorate	0.750
167	D4M	[(5r)-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-2,5-dihydrofuran-2-yl]methyl dihydrogen phosphate	0.750
168	L2B	3'-deoxyuridine-5'-monophosphate	0.750
169	TA3	(4s,5r)-3-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-5-methyl-1,3-diazabicyclo[2.2.0]hexan-2-one	0.750
170	UPS	2'-deoxy-5'-O-thiophosphonouridine	0.750
171	US1	2'-deoxy-3'-thiouridine 5'-(dihydrogen phosphate)	0.750
172	XY7	1-[2-deoxy-5-O-(dihydroxyphosphanyl)-2-fluoro-beta-L-ribofuranosyl]pyrimidine-2,4(1h,3h)-dione	0.750
173	1TW	2-amino-9-(2-se-methyl-5-O-phosphono-2-seleno-beta-D-arabinofuranosyl)-1,9-dihydro-6h-purin-6-one	0.741
174	6FC	2'-trifluoromethylthio-2'-deoxycytidine	0.741
175	B9H	2'-methyl, 3-propyl, cytidine-5'-monophosphate	0.741
176	C31	2'-O-3-aminopropyl cytidine-5'-monophosphate	0.741
177	C43	2'-O-methyoxyethyl-cytidine-5'-monophosphate	0.741
178	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	0.741
179	XUG	2'-se-methyl-2'-selenoguanosine 5'-(dihydrogen phosphate)	0.741
180	1TL	1-{2,5-anhydro-6-deoxy-4-[(phosphonooxy)methyl]-alpha-L-mannofuranosyl}pyrimidine-2,4(1h,3h)-dione	0.731
181	2MU	2',5-dimethyluridine-5'-monophosphate	0.731
182	2YR	2'-deoxy-N-(2-sulfanylethyl)cytidine 5'-(dihydrogen phosphate)	0.731
183	4OC	4n,o2'-methylcytidine-5'-monophosphate	0.731
184	4PC	3-(2'-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-6-methyl-3,7-dihydro-2h-pyrrolo[2,3-D]pyrimidin-2-one	0.731
185	5EJ	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-4-ethoxy-5-methylpyrimidin-2(1h)-one	0.731
186	6CN	6-cyanouridine 5'-phosphate	0.731
187	A38	8-oxy deoxyadenosine-5'-monophosphate	0.731
188	ATL	[(1s,3r,4s,7r)-7-hydroxy-3-(thymin-1-yl)-2,5-dioxabicyclo[2.2.1]hept-1-yl]methyl dihydrogen phosphate	0.731
189	B7C	3-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-7,8-dihydropyrido[2,3-D]pyrimidin-2(3h)-one	0.731
190	BVP	(E)-5-(2-bromovinyl)-2'-deoxyuridine-5'-monophosphate	0.731
191	C46	6h,8h-3,4-dihydropyrimido[4,5-C][1,2]oxazin-7-0ne(cytidine)-5'-monophosphate	0.731
192	CNU	5-cyano-uridine-5'-monophosphate	0.731
193	CTG	(5r,6s)-5,6-dihydro-5,6-dihydroxythymidine-5'-monophosphate	0.731
194	CX2	2'-deoxy-5'-O-{(R)-hydroxy[(2-sulfanylethyl)amino]phosphoryl}cytidine	0.731
195	FMU	5-fluoro-5-methyluridine-5'-monophosphate	0.731
196	FNU	6-amino-5-fluorouridine 5'-(dihydrogen phosphate)	0.731
197	HEU	3-(2-hydroxyethyl)-2'-deoxyuridine-5'-monophosphate	0.731
198	JW5	6-(hydroxymethyl)uridine 5'-(dihydrogen phosphate)	0.731
199	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	0.731
200	MDU	3-(hydroxymethyl)thymidine 5'-(dihydrogen phosphate)	0.731
201	NDN	2'-deoxy-5-nitrouridine 5'-(dihydrogen phosphate)	0.731
202	NDU	2'-deoxy-5-nitrouridine 5'-monophosphate	0.731
203	PDU	5(1-propynyl)-2'-deoxyuridine-5-monophosphate	0.731
204	RCE	1-{2,5-anhydro-6-deoxy-4-[(phosphonooxy)methyl]-beta-D-gulofuranosyl}pyrimidine-2,4(1h,3h)-dione	0.731
205	T41	1-(2-O-methyl-beta-D-arabinofuranosyl)thymidine 5'-monophosphate	0.731
206	TDY	5-(methylamino)thymidine 5'-(dihydrogen phosphate)	0.731
207	TLB	2'-O,3'-C-methylene-arabinofuranosyl-thymine-5'-monophosphate	0.731
208	TLN	[(1r,3r,4r,7s)-7-hydroxy-3-(thymin-1-yl)-2,5-dioxabicyclo[2.2.1]hept-1-yl]methyl dihydrogen phosphate	0.731
209	TTM	N3-ethyl-thymidine-5'-monophosphate	0.731
210	U1P	6-[(E)-iminomethyl]uridine 5'-phosphate	0.731
211	UEP	6-ethyluridine 5'-phosphate	0.731
212	UFB	2'-f,4'-beta-ome uridine 5'-(dihydrogen phosphate)	0.731
213	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	0.731
214	UMO	2'-f-4'-ome U	0.731
215	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	0.731
216	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	0.731
217	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	0.731
218	UZR	2'-deoxy-2'-triaza-1,2-dien-2-ium-1-yl-uridine-5'-monophosphate	0.731
219	3DU	4-hydroxy-1-(5-O-phosphono-beta-D-ribofuranosyl)pyridin-2(1h)-one	0.720
220	6F7	3'-deoxy-5-methyluridine 5'-(dihydrogen phosphate)	0.720
221	73W	5'-O-[(dithiophosphono)]cytidine	0.720
222	F2T	2'-deoxy-2'-fluoro-5'-O-thiophosphonouridine	0.720
223	FDM	3'-fluoro-3'-deoxythymidine monophosphate	0.720
224	IC	Isocytidine-5'-monophosphate	0.720
225	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	0.720
226	IMC	N1-[2-deoxy-ribofuranosyl]-[2-amino-5-methyl-4-oxo-4h-pyrimidine]-5'-monophosphate	0.720
227	MUM	5'-O-(dihydroxyphosphanyl)-5-methyl-5,6-dihydrouridine	0.720
228	NYM	3'-deoxy-3'-aminothymidine monophosphate	0.720
229	PST	Thymidine-5'-thiophosphate	0.720
230	RUS	1-(5-O-phosphono-beta-D-ribofuranosyl)-2-selanylpyrimidin-4(1h)-one	0.720
231	SSU	Uridine-5'-phosphorothioate	0.720
232	SUR	1-(beta-D-ribofuranosyl)-2-thio-uracil-5'-phosphate	0.720
233	T49	S4'-2'deoxythymidine 5'-monophosphate	0.720
234	TSP	3'-thio-thymidine-5'-phosphate	0.720
235	U37	Uridine 5'-monothiophosphate	0.720
236	UD5	5-fluorouridine	0.720
237	UP6	6-aza uridine 5'-monophosphate	0.720
238	US3	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-5-methyl-2-selanylpyrimidin-4(1h)-one	0.720
239	C5L	2'-O-(2-methoxyethyl)-5-methylcytidine 5'-(dihydrogen phosphate)	0.714
240	2OM	5,6-dihydroorotidine 5'-monophosphate	0.704
241	47C	2'-deoxy-N-(prop-2-en-1-yloxy)cytidine 5'-(dihydrogen phosphate)	0.704
242	4AC	N(4)-acetylcytidine-5'-monophosphate	0.704
243	6AU	6-acetyluridine 5'-phosphate	0.704
244	6AZ	6-azidouridine 5'-(dihydrogen phosphate)	0.704
245	8OP	[(2r,3s,4r,5r)-5-(6-azanyl-8-oxo-7h-purin-9-yl)-3,4-dihydroxy-oxolan-2-yl]methyl dihydrogen phosphate	0.704
246	CCC	Cytidine-5'-phosphate-2',3'-cyclic phosphate	0.704
247	CVC	[(1~{R},5~{R},6~{R},8~{R})-6-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3,3-bis(oxidanyl)-2,4,7-trioxa-3$L^{4}-vanadabicyclo[3.3.0]octan-8-yl]methyl dihydrogen phosphate	0.704
248	I4U	4-isopropyl, uridine-5'-monophosphate	0.704
249	J0X	2-[[2-oxidanylidene-1-[(2r,4s,5r)-4-oxidanyl-5-(phosphonooxymethyl)oxolan-2-yl]pyrimidin-4-yl]amino]ethanoic acid	0.704
250	LTP	4-amino-1-{2-deoxy-5-O-[(R)-hydroxy(phosphonooxy)phosphoryl]-beta-L-erythro-pentofuranosyl}pyrimidin-2(1h)-one	0.704
251	MNU	(2r,4s)-1-[(4r)-3,4-dihydroxytetrahydrofuran-2-yl]-5-[(methylamino)methyl]-1,2,3,4-tetrahydropyrimidine-2,4-diol-5'-mon ophosphate	0.704
252	OMP	Orotidine-5'-monophosphate	0.704
253	P4U	4-propyl, uridine-5'-monophosphate	0.704
254	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	0.704
255	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	0.704
256	QSK	[(2~{R},3~{R},4~{R},5~{R})-5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3-oxidanyl-4-(trifluoromethyloxy)oxolan-2-yl]methoxyphosphinic acid	0.704
257	TLC	2-O,3-ethdiyl-arabinofuranosyl-thymine-5'-monophosphate	0.704
258	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)	0.704
259	UOB	2'-ome,4'beta-ome uridine 5'-(dihydrogen phosphate)	0.704
260	YYY	Deoxycytidine diphosphate	0.704
261	ZDU	5-(3-aminopropyl)-2'-deoxyuridine-5'-monophosphate	0.704