1	ANU	2,2'-anhydro-(1-beta-D-arabinofuranosyl)uracil	1.000
2	BJE	2,2'-anhydro-(1-beta-D-ribofuranosyl)uracil	1.000
3	DUR	2'-deoxyuridine	0.882
4	THU	Tetrahydrodeoxyuridine	0.882
5	2TU	1-(beta-D-ribofuranosyl)-2-thioxo-2,3-dihydropyrimidin-4(1h)-one	0.833
6	ID2	5-iododeoxyuridine	0.833
7	LLT	L-deoxythymidine	0.833
8	THM	Thymidine	0.833
9	TYU	Tetrahydrouridine	0.833
10	U33	5-bromo-2'-deoxy uridine	0.833
11	URI	Uridine	0.833
12	ZEB	4-hydroxy-3,4-dihydro-zebularine	0.833
13	DDU	2'-5'dideoxyuridine	0.824
14	38T	5-methyluridine	0.789
15	3DT	3-methylthymidine	0.789
16	5HT	5-hydroxy-thymidine	0.789
17	5UD	5-fluorouridine	0.789
18	EDU	2'-deoxy-5-ethynyluridine	0.789
19	U7I	2'-deoxy-2'-fluoro-2'-methyluridine	0.789
20	UUA	Uridine uronic acid	0.789
21	38S	1-[(2r,5s)-5-(hydroxymethyl)tetrahydrofuran-2-yl]-5-methylpyrimidine-2,4(1h,3h)-dione	0.778
22	D3Z	1-(5-deoxy-beta-L-xylofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.778
23	DCZ	2'-deoxycytidine	0.778
24	DHZ	3,4-dihydro-1h-pyrimidin-2-one nucleoside	0.778
25	LDC	4-amino-1-(2-deoxy-beta-L-erythro-pentofuranosyl)pyrimidin-2(1h)-one	0.778
26	U4P	5'-deoxyuridine	0.778
27	ZE8	Zebularine	0.778
28	BVD	5-bromovinyldeoxyuridine	0.750
29	EDV	1-(2-deoxy-2-methyl-beta-D-arabinofuranosyl)-5-ethynylpyrimidine-2,4(1h,3h)-dione	0.750
30	FDU	1-(2-deoxy-2-fluoro-beta-D-arabinofuranosyl)-5-ethynylpyrimidine-2,4(1h,3h)-dione	0.750
31	UZ0	2'-azido-2'-deoxyuridine	0.750
32	0DN	5'-deoxy-5'-fluorothymidine	0.737
33	5AT	5'-amino-5'-deoxythymidine	0.737
34	5BT	5-bromo-2'-deoxycytidine	0.737
35	AR3	Cytarabine	0.737
36	B86	2'-deoxy-5-fluorocytidine	0.737
37	CTN	4-amino-1-beta-D-ribofuranosyl-2(1h)-pyrimidinone	0.737
38	MCY	5-methyl-2'-deoxycytidine	0.737
39	URD	1-((2r,3r,4s,5r)-tetrahydro-3,4-dihydroxy-5-(hydroxymethyl)furan-2-yl)pyridine-2,4(1h,3h)-dione	0.737
40	WUV	5'-thiothymidine	0.737
41	F2U	2'-deoxy-5-ethynyl-2',2'-difluorouridine	0.714
42	2ND	2'-deoxyinosine	0.700
43	AHU	1',5'-anhydro-2',3'-dideoxy-2'-(5-iodouracil-1-yl)-D-ababino-hexitol	0.700
44	F01	4-amino-1-[(2r,3r,4s,5r)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-fluoro-pyrimidin-2-one	0.700
45	GEO	Gemcitabine	0.700
46	RDD	1-beta-D-ribofuranosyl-1,3,5-triazinane-2,4,6-trione	0.700
47	SCT	(south)-methanocarba-thymidine	0.700
48	TCP	5'-methylthymidine	0.700
49	TMC	1-[4-hydroxy-5-(hydroxymethyl)bicyclo[3.1.0]hex-2-yl]-5-methylpyrimidine-2,4(1h,3h)-dione	0.700
50	U56	N-hydroxycytidine	0.700
51	UZL	O2'-methylycytidine	0.700
52	VVC	4-azanyl-1-[(2~{R},4~{S},5~{R})-5-ethynyl-5-(hydroxymethyl)-4-oxidanyl-oxolan-2-yl]pyrimidin-2-one	0.700