1	ADU	3'-deoxy-3'-acetamido-uridine	1.000
2	ADT	3'-deoxy-3'-acetamido-thymidine	0.905
3	TYU	Tetrahydrouridine	0.762
4	URI	Uridine	0.762
5	ZEB	4-hydroxy-3,4-dihydro-zebularine	0.762
6	38T	5-methyluridine	0.727
7	5UD	5-fluorouridine	0.727
8	UUA	Uridine uronic acid	0.727
9	38S	1-[(2r,5s)-5-(hydroxymethyl)tetrahydrofuran-2-yl]-5-methylpyrimidine-2,4(1h,3h)-dione	0.714
10	D3Z	1-(5-deoxy-beta-L-xylofuranosyl)pyrimidine-2,4(1h,3h)-dione	0.714
11	DHZ	3,4-dihydro-1h-pyrimidin-2-one nucleoside	0.714
12	DUR	2'-deoxyuridine	0.714
13	THU	Tetrahydrodeoxyuridine	0.714
14	U4P	5'-deoxyuridine	0.714
15	ZE8	Zebularine	0.714