1	MCY	5-methyl-2'-deoxycytidine	1.000
2	DCZ	2'-deoxycytidine	0.941
3	LDC	4-amino-1-(2-deoxy-beta-L-erythro-pentofuranosyl)pyrimidin-2(1h)-one	0.941
4	LKC	4-amino-1-[(1s,3r,4r,7s)-7-hydroxy-1-(hydroxymethyl)-2,5-dioxabicyclo[2.2.1]hept-3-yl]-5-methylpyrimidin-2(1h)-one	0.895
5	5BT	5-bromo-2'-deoxycytidine	0.889
6	AR3	Cytarabine	0.889
7	B86	2'-deoxy-5-fluorocytidine	0.889
8	CTN	4-amino-1-beta-D-ribofuranosyl-2(1h)-pyrimidinone	0.889
9	LLT	L-deoxythymidine	0.889
10	THM	Thymidine	0.889
11	38T	5-methyluridine	0.842
12	3DT	3-methylthymidine	0.842
13	5HT	5-hydroxy-thymidine	0.842
14	EDU	2'-deoxy-5-ethynyluridine	0.842
15	F01	4-amino-1-[(2r,3r,4s,5r)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-fluoro-pyrimidin-2-one	0.842
16	GEO	Gemcitabine	0.842
17	UZL	O2'-methylycytidine	0.842
18	VVC	4-azanyl-1-[(2~{R},4~{S},5~{R})-5-ethynyl-5-(hydroxymethyl)-4-oxidanyl-oxolan-2-yl]pyrimidin-2-one	0.842
19	38S	1-[(2r,5s)-5-(hydroxymethyl)tetrahydrofuran-2-yl]-5-methylpyrimidine-2,4(1h,3h)-dione	0.833
20	DHZ	3,4-dihydro-1h-pyrimidin-2-one nucleoside	0.833
21	DUR	2'-deoxyuridine	0.833
22	THU	Tetrahydrodeoxyuridine	0.833
23	ZE8	Zebularine	0.833
24	BVD	5-bromovinyldeoxyuridine	0.800
25	EDV	1-(2-deoxy-2-methyl-beta-D-arabinofuranosyl)-5-ethynylpyrimidine-2,4(1h,3h)-dione	0.800
26	FDU	1-(2-deoxy-2-fluoro-beta-D-arabinofuranosyl)-5-ethynylpyrimidine-2,4(1h,3h)-dione	0.800
27	P6D	2'-azidocytidine	0.800
28	0DN	5'-deoxy-5'-fluorothymidine	0.789
29	5AE	4-amino-1-(beta-D-ribofuranosyl)-1,3,5-triazin-2(1h)-one	0.789
30	5AT	5'-amino-5'-deoxythymidine	0.789
31	CTD	3-deazacytidine	0.789
32	I5A	5'-deoxy-5'-iodocytidine	0.789
33	ID2	5-iododeoxyuridine	0.789
34	TYU	Tetrahydrouridine	0.789
35	U33	5-bromo-2'-deoxy uridine	0.789
36	URI	Uridine	0.789
37	WUV	5'-thiothymidine	0.789
38	ZEB	4-hydroxy-3,4-dihydro-zebularine	0.789
39	3TC	4-amino-1-[(2r,5s)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl]pyrimidin-2(1h)-one	0.778
40	DDU	2'-5'dideoxyuridine	0.778
41	LTT	4-amino-1-[(2s,4s)-2-(hydroxymethyl)-1,3-dioxolan-4-yl]pyrimidin-2(1h)-one	0.778
42	F2U	2'-deoxy-5-ethynyl-2',2'-difluorouridine	0.762
43	5UD	5-fluorouridine	0.750
44	SCT	(south)-methanocarba-thymidine	0.750
45	TCP	5'-methylthymidine	0.750
46	TMC	1-[4-hydroxy-5-(hydroxymethyl)bicyclo[3.1.0]hex-2-yl]-5-methylpyrimidine-2,4(1h,3h)-dione	0.750
47	U56	N-hydroxycytidine	0.750
48	U7I	2'-deoxy-2'-fluoro-2'-methyluridine	0.750
49	UUA	Uridine uronic acid	0.750
50	ANU	2,2'-anhydro-(1-beta-D-arabinofuranosyl)uracil	0.737
51	BJE	2,2'-anhydro-(1-beta-D-ribofuranosyl)uracil	0.737
52	D3Z	1-(5-deoxy-beta-L-xylofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.737
53	ETV	4-amino-5-fluoro-1-[(2r,5s)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl]pyrimidin-2(1h)-one	0.737
54	U4P	5'-deoxyuridine	0.737
55	5CM	5-methyl-2'-deoxy-cytidine-5'-monophosphate	0.727
56	C2P	Cytidine-2'-monophosphate	0.727
57	OKN	5'-methyl-2'-deoxycytidine-5'-phosphorothioate	0.727
58	U48	5-methyl-2'-deoxy-n3-protonated cytidine-5'-monophosphate	0.727
59	0MI	1-[(2~{R},4~{S},5~{R})-5-[[(azanylidene-$L^{4}-azanylidene)amino]methyl]-4-oxidanyl-oxolan-2-yl]-5-methyl-pyrimidine-2,4-dione	0.714
60	8DA	8-oxodeoxyadenosine	0.714
61	8LK	Pyrrolo-dc	0.714
62	AZZ	3'-azido-3'-deoxythymidine	0.714
63	C3B	4-amino-1-beta-D-glucopyranosylpyrimidin-2(1h)-one	0.714
64	DKZ	4-amino-1-(3-deoxy-3-fluoro-beta-D-glucopyranosyl)pyrimidin-2(1h)-one	0.714
65	UZ0	2'-azido-2'-deoxyuridine	0.714
66	2TU	1-(beta-D-ribofuranosyl)-2-thioxo-2,3-dihydropyrimidin-4(1h)-one	0.700
67	BRD	1-beta-ribofuranosyl-1,3-diazepinone	0.700
68	URD	1-((2r,3r,4s,5r)-tetrahydro-3,4-dihydroxy-5-(hydroxymethyl)furan-2-yl)pyridine-2,4(1h,3h)-dione	0.700