1	OMP	Orotidine-5'-monophosphate	1.000
2	2OM	5,6-dihydroorotidine 5'-monophosphate	1.000
3	JW5	6-(hydroxymethyl)uridine 5'-(dihydrogen phosphate)	0.958
4	6AU	6-acetyluridine 5'-phosphate	0.920
5	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	0.920
6	U6M	6-methyluridine 5'-(dihydrogen phosphate)	0.917
7	O7M	6-(methoxycarbonyl)uridine 5'-(dihydrogen phosphate)	0.885
8	6CN	6-cyanouridine 5'-phosphate	0.880
9	U1P	6-[(E)-iminomethyl]uridine 5'-phosphate	0.880
10	UEP	6-ethyluridine 5'-phosphate	0.880
11	0U	L-uridine-5'-monophosphate	0.875
12	8XU	1-(5-O-phosphono-beta-D-xylofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.875
13	H2U	5,6-dihydrouridine-5'-monophosphate	0.875
14	U	Uridine-5'-monophosphate	0.875
15	U5P	Uridine-5'-monophosphate	0.875
16	UAR	Uracil arabinose-5'-phosphate	0.875
17	O7E	6-(ethoxycarbonyl)uridine 5'-(dihydrogen phosphate)	0.852
18	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	0.846
19	5BU	5-bromo-uridine-5'-monophosphate	0.840
20	5FU	5-fluoro-uridine-5'-monophosphate	0.840
21	5MU	5-methyluridine 5'-monophosphate	0.840
22	BMP	6-hydroxyuridine-5'-phosphate	0.840
23	BMQ	1-(5'-phospho-beta-D-ribofuranosyl)barbituric acid	0.840
24	IU	5-iodouridine-5'-monophosphate	0.840
25	NUP	6-aminouridine 5'-monophosphate	0.840
26	S5P	6-sulfanyluridine-5'-phosphate	0.840
27	UR3	3-methyluridine-5'-monophoshate	0.840
28	3KA	1-(2-deoxy-5-O-phosphono-beta-L-erythro-pentofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.833
29	DDN	3,4-dihydro-2'-deoxyuridine-5'-monophosphate	0.833
30	DU	2'-deoxyuridine-5'-monophosphate	0.833
31	L2B	3'-deoxyuridine-5'-monophosphate	0.833
32	PYO	1-(beta-D-ribofuranosyl)-pyrimidin-2-one-5'-phosphate	0.833
33	UMC	2'-deoxy-5'-uridylic acid	0.833
34	UMP	2'-deoxyuridine 5'-monophosphate	0.833
35	CNU	5-cyano-uridine-5'-monophosphate	0.808
36	FMU	5-fluoro-5-methyluridine-5'-monophosphate	0.808
37	FNU	6-amino-5-fluorouridine 5'-(dihydrogen phosphate)	0.808
38	0C	L-cytidine-5'-monophosphate	0.800
39	0DT	2'-deoxy-L-ribo-furanosyl thymidine-5'-monophosphate	0.800
40	2AU	2'-aminouridine	0.800
41	3DU	4-hydroxy-1-(5-O-phosphono-beta-D-ribofuranosyl)pyridin-2(1h)-one	0.800
42	4SU	4-thiouridine-5'-monophosphate	0.800
43	5IU	5-iodo-2'-deoxyuridine-5'-monophosphate	0.800
44	6F7	3'-deoxy-5-methyluridine 5'-(dihydrogen phosphate)	0.800
45	8XC	4-amino-1-(5-O-phosphono-beta-D-xylofuranosyl)pyrimidin-2(1h)-one	0.800
46	BRU	5-bromo-2'-deoxyuridine-5'-monophosphate	0.800
47	C	Cytidine-5'-monophosphate	0.800
48	C5P	Cytidine-5'-monophosphate	0.800
49	CAR	Cytosine arabinose-5'-phosphate	0.800
50	CH	N3-protonated cytidine-5'-monophosphate	0.800
51	DT	Thymidine-5'-monophosphate	0.800
52	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	0.800
53	IC	Isocytidine-5'-monophosphate	0.800
54	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	0.800
55	IY0	[5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3,4-bis(oxidanyl)furan-2-yl]methyl dihydrogen phosphate	0.800
56	MUM	5'-O-(dihydroxyphosphanyl)-5-methyl-5,6-dihydrouridine	0.800
57	OHU	2'-deoxy-5-hydroxyuridine 5'-(dihydrogen phosphate)	0.800
58	PBT	[3-hydroxy-5-(5-methyl-2,4-dioxotetrahydro-1(2h)-pyrimidinyl)tetrahydro-2-furanyl]methyl dihydrogen phosphate	0.800
59	QBT	[(2r,3s,5r)-3-hydroxy-5-[(5s)-5-methyl-2,4-dioxo-1,3-diazinan-1-yl]oxolan-2-yl]methyl dihydrogen phosphate	0.800
60	RUS	1-(5-O-phosphono-beta-D-ribofuranosyl)-2-selanylpyrimidin-4(1h)-one	0.800
61	RY	5'-3,6-dihydrocytidylic acid	0.800
62	SSU	Uridine-5'-phosphorothioate	0.800
63	SUR	1-(beta-D-ribofuranosyl)-2-thio-uracil-5'-phosphate	0.800
64	TMP	Thymidine-5'-phosphate	0.800
65	TTI	2'-deoxy-5-telluroxouridine 5'-(dihydrogen phosphate)	0.800
66	U37	Uridine 5'-monothiophosphate	0.800
67	UCL	5-chloro-2'-deoxyuridine 5'-(dihydrogen phosphate)	0.800
68	UD5	5-fluorouridine	0.800
69	UF2	1-(2-deoxy-2-fluoro-5-O-phosphono-beta-D-arabinofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.800
70	UFP	5-fluoro-2'-deoxyuridine-5'-monophosphate	0.800
71	UFT	2'-deoxy-2'-fluorouridine 5'-(dihydrogen phosphate)	0.800
72	UP6	6-aza uridine 5'-monophosphate	0.800
73	US5	1-(5-O-phosphono-beta-D-ribofuranosyl)-4-selanylpyrimidin-2(1h)-one	0.800
74	UBB	2',3'-dideoxy-uridine-5'-monophosphate	0.792
75	Y5P	1-(5-O-phosphono-beta-D-ribofuranosyl)-1,4-dihydropyrimidine	0.792
76	Z	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)pyrimidin-2(1h)-one	0.792
77	6AZ	6-azidouridine 5'-(dihydrogen phosphate)	0.778
78	MNU	(2r,4s)-1-[(4r)-3,4-dihydroxytetrahydrofuran-2-yl]-5-[(methylamino)methyl]-1,2,3,4-tetrahydropyrimidine-2,4-diol-5'-mon ophosphate	0.778
79	0U1	2'-methylselenyl-2'-deoxy-L-uridine-5'-monophosphate	0.769
80	16B	N-hydroxycytidine 5'-(dihydrogen phosphate)	0.769
81	5CF	5-fluorocytidine 5'-(dihydrogen phosphate)	0.769
82	5HU	5-hydroxymethyluridine-2'-deoxy-5'-monophosphate	0.769
83	5IC	5-iodo-cytidine-5'-monophosphate	0.769
84	5MC	5-methylcytidine-5'-monophosphate	0.769
85	64P	5-aminothymidine 5'-(dihydrogen phosphate)	0.769
86	64T	5-hydroxy-thymidine-5'-monophosphate	0.769
87	7OK	N-hydroxycytidine 5'-(dihydrogen phosphate) tautomer	0.769
88	A6U	1,5-anhydro-2-deoxy-2-(2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-6-O-phosphono-D-altritol	0.769
89	B8Q	3-methyl, cytidine-5'-monophosphate	0.769
90	B8T	4-methyl, cytidine-5'-monophosphate	0.769
91	CBV	5-bromocytidine 5'-(dihydrogen phosphate)	0.769
92	JDT	2'-deoxy-5-ethyluridine 5'-(dihydrogen phosphate)	0.769
93	JMH	3-methylcytidine- 5'-monophosphate	0.769
94	MFT	3-methylthymidine 5'-(dihydrogen phosphate)	0.769
95	OMU	O2'-methyluridine 5'-monophosphate	0.769
96	T5O	2'-deoxy-5-methoxyuridine 5'-(dihydrogen phosphate)	0.769
97	T5S	2'-deoxy-5-(methylselanyl)uridine 5'-phosphate	0.769
98	TAF	2'-deoxy-2'-fluoro-arabino-furanosyl thymine-5'-phosphate	0.769
99	TKW	5-hydroxycytidine 5'-(dihydrogen phosphate)	0.769
100	U4M	1-{2,5-dideoxy-2-fluoro-4-[(phosphonooxy)methyl]-alpha-L-lyxofuranosyl}pyrimidine-2,4(1h,3h)-dione	0.769
101	U5M	1-(2,6-dideoxy-2-fluoro-5-O-phosphono-alpha-L-talofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.769
102	U5R	1-(2,6-dideoxy-2-fluoro-5-O-phosphono-beta-D-allofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.769
103	UFR	2'-deoxy-5-formyluridine 5'-(dihydrogen phosphate)	0.769
104	UMS	2'-methylselenyl-2'-deoxyuridine-5'-phosphate	0.769
105	US2	2'-deoxy-5-(methylsulfanyl)uridine 5'-(dihydrogen phosphate)	0.769
106	USM	2'-S-methyl-2'-thiouridine 5'-(dihydrogen phosphate)	0.769
107	XEC	1-(2-O-methyl-5-O-phosphono-beta-L-ribofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.769
108	0DC	2'-deoxy-L-ribo-furanosyl cytosine-5'-monophosphate	0.760
109	2DT	3'-deoxythymidine-5'-monophosphate	0.760
110	5PY	1-(2'-deoxy-5'-O-phosphono-beta-D-erythro-pentofuranosyl)-5-methylpyrimidin-2(1h)-one	0.760
111	D4M	[(5r)-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-2,5-dihydrofuran-2-yl]methyl dihydrogen phosphate	0.760
112	DC	2'-deoxycytidine-5'-monophosphate	0.760
113	DCM	2'-deoxycytidine-5'-monophosphate	0.760
114	DNR	2'-deoxy-n3-protonated cytidine-5'-monophosphate	0.760
115	IY9	[5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3-oxidanyl-furan-2-yl]methyl dihydrogen phosphate	0.760
116	O2C	3'-deoxy-cytidine-5'-monophosphate	0.760
117	ONE	1-(beta-D-ribofuranosyl)-pyridin-4-one-5'-phosphate	0.760
118	UPS	2'-deoxy-5'-O-thiophosphonouridine	0.760
119	US1	2'-deoxy-3'-thiouridine 5'-(dihydrogen phosphate)	0.760
120	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	0.760
121	XY7	1-[2-deoxy-5-O-(dihydroxyphosphanyl)-2-fluoro-beta-L-ribofuranosyl]pyrimidine-2,4(1h,3h)-dione	0.760
122	1TL	1-{2,5-anhydro-6-deoxy-4-[(phosphonooxy)methyl]-alpha-L-mannofuranosyl}pyrimidine-2,4(1h,3h)-dione	0.741
123	2MU	2',5-dimethyluridine-5'-monophosphate	0.741
124	2ST	5-methyl-2'-se-methyl-2'-selenouridine 5'-(dihydrogen phosphate)	0.741
125	5HM	5-(hydroxymethyl)cytidine 5'-(dihydrogen phosphate)	0.741
126	ATL	[(1s,3r,4s,7r)-7-hydroxy-3-(thymin-1-yl)-2,5-dioxabicyclo[2.2.1]hept-1-yl]methyl dihydrogen phosphate	0.741
127	BVP	(E)-5-(2-bromovinyl)-2'-deoxyuridine-5'-monophosphate	0.741
128	CTG	(5r,6s)-5,6-dihydro-5,6-dihydroxythymidine-5'-monophosphate	0.741
129	E3C	3-ethyl, cytidine-5'-monophosphate	0.741
130	HEU	3-(2-hydroxyethyl)-2'-deoxyuridine-5'-monophosphate	0.741
131	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	0.741
132	MDU	3-(hydroxymethyl)thymidine 5'-(dihydrogen phosphate)	0.741
133	MMX	3-ethyl-3,4,5,6-tetrahydrocytidine 5'-(dihydrogen phosphate)	0.741
134	NDN	2'-deoxy-5-nitrouridine 5'-(dihydrogen phosphate)	0.741
135	NDU	2'-deoxy-5-nitrouridine 5'-monophosphate	0.741
136	PDU	5(1-propynyl)-2'-deoxyuridine-5-monophosphate	0.741
137	RCE	1-{2,5-anhydro-6-deoxy-4-[(phosphonooxy)methyl]-beta-D-gulofuranosyl}pyrimidine-2,4(1h,3h)-dione	0.741
138	RSQ	5-formylcytidine 5'-(dihydrogen phosphate)	0.741
139	T41	1-(2-O-methyl-beta-D-arabinofuranosyl)thymidine 5'-monophosphate	0.741
140	TDY	5-(methylamino)thymidine 5'-(dihydrogen phosphate)	0.741
141	TLB	2'-O,3'-C-methylene-arabinofuranosyl-thymine-5'-monophosphate	0.741
142	TLN	[(1r,3r,4r,7s)-7-hydroxy-3-(thymin-1-yl)-2,5-dioxabicyclo[2.2.1]hept-1-yl]methyl dihydrogen phosphate	0.741
143	TTM	N3-ethyl-thymidine-5'-monophosphate	0.741
144	UFB	2'-f,4'-beta-ome uridine 5'-(dihydrogen phosphate)	0.741
145	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	0.741
146	UMO	2'-f-4'-ome U	0.741
147	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	0.741
148	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	0.741
149	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	0.741
150	UWJ	5-methyl-1-(2-se-methyl-5-O-phosphono-2-seleno-beta-D-arabinofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.741
151	UZR	2'-deoxy-2'-triaza-1,2-dien-2-ium-1-yl-uridine-5'-monophosphate	0.741
152	1SC	5'-O-thiophosphonocytidine	0.731
153	2GF	[(2r,5r)-5-(4-amino-5-chloro-2-oxopyrimidin-1(2h)-yl)-3-oxotetrahydrofuran-2-yl]methyl dihydrogen phosphate	0.731
154	4U3	5-chloro-2'-deoxycytidine 5'-(dihydrogen phosphate)	0.731
155	5CM	5-methyl-2'-deoxy-cytidine-5'-monophosphate	0.731
156	5OC	2'-deoxy-5-hydroxycytidine 5'-(dihydrogen phosphate)	0.731
157	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	0.731
158	A5M	2'-amine-cytidine-5'-monophosphate	0.731
159	C34	N4-methyl-2'-deoxy-cytidine-5'-monophosphate	0.731
160	C37	5-fluoro-2'-deoxy-cytidine-5'-monophosphate	0.731
161	C38	5-iodo-2'-deoxy-cytidine-5'-monophosphate	0.731
162	CBR	5-bromo-2'-deoxy-cytidine-5'-monophosphate	0.731
163	CFL	4-amino-1-(2-deoxy-2-fluoro-5-O-phosphono-beta-D-arabinofuranosyl)pyrimidin-2(1h)-one	0.731
164	CFZ	2'-deoxy-2'-fluorocytidine 5'-(dihydrogen phosphate)	0.731
165	F2T	2'-deoxy-2'-fluoro-5'-O-thiophosphonouridine	0.731
166	FDM	3'-fluoro-3'-deoxythymidine monophosphate	0.731
167	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	0.731
168	IMC	N1-[2-deoxy-ribofuranosyl]-[2-amino-5-methyl-4-oxo-4h-pyrimidine]-5'-monophosphate	0.731
169	ME6	[(2r,3s,5r)-5-(4-azanyl-3-methyl-2-oxo-pyrimidin-3-ium-1-yl)-3-hydroxy-oxolan-2-yl]methyl dihydrogen phosphate	0.731
170	NOH	2'-deoxy-N-hydroxycytidine 5'-(dihydrogen phosphate)	0.731
171	NYM	3'-deoxy-3'-aminothymidine monophosphate	0.731
172	OFC	4-amino-1-(2-deoxy-2-fluoro-5-O-phosphono-beta-L-ribofuranosyl)pyrimidin-2(1h)-one	0.731
173	PST	Thymidine-5'-thiophosphate	0.731
174	RSP	4-amino-1-(5-O-phosphono-beta-D-ribofuranosyl)pyrimidine-2(1h)-thione	0.731
175	S4C	4'-thio-4'-deoxy-cytosine-5'-monophosphate	0.731
176	T49	S4'-2'deoxythymidine 5'-monophosphate	0.731
177	T4S	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-4-hydroseleno-5-methylpyrimidin-2(1h)-one	0.731
178	TSP	3'-thio-thymidine-5'-phosphate	0.731
179	U48	5-methyl-2'-deoxy-n3-protonated cytidine-5'-monophosphate	0.731
180	US3	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-5-methyl-2-selanylpyrimidin-4(1h)-one	0.731
181	75B	5-selenophen-2-yluridine 5'-(dihydrogen phosphate)	0.724
182	CM0	5-(carboxymethoxy) uridine-5'-monophosphate	0.724
183	CDW	(4r)-3-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-1,3-diazabicyclo[2.2.0]hex-5-en-2-one	0.720
184	DOC	2',3'-dideoxycytidine-5'-monophosphate	0.720
185	S8U	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-1h-pyrrole-2-carbaldehyde	0.720
186	4AC	N(4)-acetylcytidine-5'-monophosphate	0.714
187	I4U	4-isopropyl, uridine-5'-monophosphate	0.714
188	N5M	5-nitrocytidine 5'-(dihydrogen phosphate)	0.714
189	P4U	4-propyl, uridine-5'-monophosphate	0.714
190	TLC	2-O,3-ethdiyl-arabinofuranosyl-thymine-5'-monophosphate	0.714
191	U8U	5-methylaminomethyl-2-thiouridine-5'-monophosphate	0.714
192	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)	0.714
193	UOB	2'-ome,4'beta-ome uridine 5'-(dihydrogen phosphate)	0.714
194	ZDU	5-(3-aminopropyl)-2'-deoxyuridine-5'-monophosphate	0.714
195	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	0.704
196	10C	4-amino-1-{2,5-anhydro-4-[(phosphonooxy)methyl]-alpha-L-lyxofuranosyl}pyrimidin-2(1h)-one	0.704
197	5DB	1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-4-methoxy-5-methylpyrimidin-2(1h)-one	0.704
198	5FC	5-formyl-2'-deoxy-cytidine-5'-monophosphate	0.704
199	5HC	2'-deoxy-5-(hydroxymethyl)cytidine 5'-(dihydrogen phosphate)	0.704
200	5SE	2'-deoxy-5-(methylselanyl)cytidine 5'-(dihydrogen phosphate)	0.704
201	6HT	1',5'-anhydro-2',3'-dideoxy-2'-(thymin-1-yl)-6'-O-phosphoryl-D-arabino-hexitol	0.704
202	A6C	2-(4-amino-2-oxopyrimidin-1(2h)-yl)-1,5-anhydro-2-deoxy-6-O-phosphono-D-altritol	0.704
203	C45	N4-methoxy-2'-deoxy-cytidine-5'-monophosphate	0.704
204	CSL	(D)-2'-methylselenyl-2'-deoxycytidine-5'-phosphate	0.704
205	D00	2'-deoxy-N-ethylcytidine 5'-(dihydrogen phosphate)	0.704
206	EDC	N3,n4-etheno-2'-deoxycytidine-5'-monophosphate	0.704
207	MDQ	2'-deoxy-3-(oxidomethyl)cytidine 5'-(dihydrogen phosphate)	0.704
208	OKT	2'-O-methyluridine-5'-phosphorothioate	0.704
209	OMC	O2'-methylycytidine-5'-monophosphate	0.704
210	T32	6'-alpha-methyl carbocyclic thymidine 5'-monophosphate	0.704
211	T48	6'-alpha-hydroxy carbocyclic thymidine 5'-monophosphate	0.704
212	U7B	2'-deoxy-2'2'-difluorodeoxycytidine	0.704
213	XE6	4-amino-1-(2-O-methyl-5-O-phosphono-beta-L-ribofuranosyl)pyrimidin-2(1h)-one	0.704
214	XTH	1-(2,3-dideoxy-6-O-phosphono-beta-D-erythro-hexopyranosyl)-5-methylpyrimidine-2,4(1h,3h)-dione	0.704
215	XTL	[(1s,4r,6r)-6-hydroxy-4-(thymin-9-yl)cyclohex-2-en-1-yl]methyl dihydrogen phosphate	0.704
216	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	0.704