1	U2P	Phosphoric acid mono-[2-(2,4-dioxo-3,4-dihydro-2h-pyrimidin-1-yl)-4-hydroxy-5-hydroxymethyl-tetrahydro-furan-3-yl] ester	1.000
2	C2P	Cytidine-2'-monophosphate	0.909
3	9QV	Uridine 2',5'-bis(dihydrogen phosphate)	0.769
4	DUR	2'-deoxyuridine	0.762
5	THU	Tetrahydrodeoxyuridine	0.762
6	2GP	Guanosine-2'-monophosphate	0.731
7	ID2	5-iododeoxyuridine	0.727
8	LLT	L-deoxythymidine	0.727
9	THM	Thymidine	0.727
10	TYU	Tetrahydrouridine	0.727
11	U33	5-bromo-2'-deoxy uridine	0.727
12	URI	Uridine	0.727
13	ZEB	4-hydroxy-3,4-dihydro-zebularine	0.727
14	DDU	2'-5'dideoxyuridine	0.714