1	RPC	Cytidine 3',5'-bis(dihydrogen phosphate)	1.000
2	UBD	Uridine 3',5'-bis(dihydrogen phosphate)	0.923
3	VQV	1-(3,5-di-O-phosphono-alpha-L-xylofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.923
4	THP	Thymidine-3',5'-diphosphate	0.852
5	O2C	3'-deoxy-cytidine-5'-monophosphate	0.800
6	A3P	Adenosine-3'-5'-diphosphate	0.793
7	0C	L-cytidine-5'-monophosphate	0.769
8	8XC	4-amino-1-(5-O-phosphono-beta-D-xylofuranosyl)pyrimidin-2(1h)-one	0.769
9	C	Cytidine-5'-monophosphate	0.769
10	C3P	Cytidine-3'-monophosphate	0.769
11	C5P	Cytidine-5'-monophosphate	0.769
12	C6B	[(2s,3s,4r,5s)-5-(4-amino-2-oxo-pyrimidin-1-yl)-4-hydroxy-2-(hydroxymethyl)oxolan-3-yl] dihydrogen phosphate	0.769
13	CAR	Cytosine arabinose-5'-phosphate	0.769
14	CH	N3-protonated cytidine-5'-monophosphate	0.769
15	IY0	[5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3,4-bis(oxidanyl)furan-2-yl]methyl dihydrogen phosphate	0.769
16	RY	5'-3,6-dihydrocytidylic acid	0.769
17	PGP	Guanosine-3',5'-diphosphate	0.767
18	DOC	2',3'-dideoxycytidine-5'-monophosphate	0.760
19	TC	4-azanyl-1-[(2~{R},3~{R},4~{S})-3-oxidanyl-4-[oxidanyl-bis(oxidanylidene)-$L^{6}-phosphanyl]oxy-oxolan-2-yl]pyrimidin-2-one	0.760
20	AD2	2'-deoxy-adenosine-3'-5'-diphosphate	0.759
21	A1EJD	[(2~{R},3~{R},4~{R},5~{R})-5-[2,4-bis(oxidanylidene)pyrimidin-1-yl]-3,4-diphosphonooxy-oxolan-2-yl]methyl dihydrogen phosphate	0.742
22	5CF	5-fluorocytidine 5'-(dihydrogen phosphate)	0.741
23	5IC	5-iodo-cytidine-5'-monophosphate	0.741
24	5MC	5-methylcytidine-5'-monophosphate	0.741
25	B8Q	3-methyl, cytidine-5'-monophosphate	0.741
26	CBV	5-bromocytidine 5'-(dihydrogen phosphate)	0.741
27	JMH	3-methylcytidine- 5'-monophosphate	0.741
28	TKW	5-hydroxycytidine 5'-(dihydrogen phosphate)	0.741
29	PGN	2'-deoxyguanosine-3',5'-diphosphate	0.733
30	0DC	2'-deoxy-L-ribo-furanosyl cytosine-5'-monophosphate	0.731
31	C42	3'-amino-2'-deoxy-cytidine-5'-monophosphate	0.731
32	DC	2'-deoxycytidine-5'-monophosphate	0.731
33	DCM	2'-deoxycytidine-5'-monophosphate	0.731
34	DNR	2'-deoxy-n3-protonated cytidine-5'-monophosphate	0.731
35	IY9	[5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3-oxidanyl-furan-2-yl]methyl dihydrogen phosphate	0.731
36	L2B	3'-deoxyuridine-5'-monophosphate	0.731
37	PYO	1-(beta-D-ribofuranosyl)-pyrimidin-2-one-5'-phosphate	0.731
38	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	0.731
39	5HM	5-(hydroxymethyl)cytidine 5'-(dihydrogen phosphate)	0.714
40	E3C	3-ethyl, cytidine-5'-monophosphate	0.714
41	MMX	3-ethyl-3,4,5,6-tetrahydrocytidine 5'-(dihydrogen phosphate)	0.714
42	RSQ	5-formylcytidine 5'-(dihydrogen phosphate)	0.714
43	0U	L-uridine-5'-monophosphate	0.704
44	1SC	5'-O-thiophosphonocytidine	0.704
45	2GF	[(2r,5r)-5-(4-amino-5-chloro-2-oxopyrimidin-1(2h)-yl)-3-oxotetrahydrofuran-2-yl]methyl dihydrogen phosphate	0.704
46	4SU	4-thiouridine-5'-monophosphate	0.704
47	4U3	5-chloro-2'-deoxycytidine 5'-(dihydrogen phosphate)	0.704
48	5CM	5-methyl-2'-deoxy-cytidine-5'-monophosphate	0.704
49	5OC	2'-deoxy-5-hydroxycytidine 5'-(dihydrogen phosphate)	0.704
50	6F7	3'-deoxy-5-methyluridine 5'-(dihydrogen phosphate)	0.704
51	8XU	1-(5-O-phosphono-beta-D-xylofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.704
52	A5M	2'-amine-cytidine-5'-monophosphate	0.704
53	C37	5-fluoro-2'-deoxy-cytidine-5'-monophosphate	0.704
54	C38	5-iodo-2'-deoxy-cytidine-5'-monophosphate	0.704
55	CBR	5-bromo-2'-deoxy-cytidine-5'-monophosphate	0.704
56	CFL	4-amino-1-(2-deoxy-2-fluoro-5-O-phosphono-beta-D-arabinofuranosyl)pyrimidin-2(1h)-one	0.704
57	CFZ	2'-deoxy-2'-fluorocytidine 5'-(dihydrogen phosphate)	0.704
58	H2U	5,6-dihydrouridine-5'-monophosphate	0.704
59	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	0.704
60	ME6	[(2r,3s,5r)-5-(4-azanyl-3-methyl-2-oxo-pyrimidin-3-ium-1-yl)-3-hydroxy-oxolan-2-yl]methyl dihydrogen phosphate	0.704
61	OFC	4-amino-1-(2-deoxy-2-fluoro-5-O-phosphono-beta-L-ribofuranosyl)pyrimidin-2(1h)-one	0.704
62	RSP	4-amino-1-(5-O-phosphono-beta-D-ribofuranosyl)pyrimidine-2(1h)-thione	0.704
63	S4C	4'-thio-4'-deoxy-cytosine-5'-monophosphate	0.704
64	U	Uridine-5'-monophosphate	0.704
65	U3P	3'-uridinemonophosphate	0.704
66	U48	5-methyl-2'-deoxy-n3-protonated cytidine-5'-monophosphate	0.704
67	U5P	Uridine-5'-monophosphate	0.704
68	UA3	Uracil arabinose-3'-phosphate	0.704
69	UAR	Uracil arabinose-5'-phosphate	0.704
70	US5	1-(5-O-phosphono-beta-D-ribofuranosyl)-4-selanylpyrimidin-2(1h)-one	0.704
71	C2L	5-methyl-3'-O-methoxyethyl cytidine 5'-monophosphate	0.700