1	8BU	[(2r,3s,4r,5r)-5-(6-aminopurin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-[(S)-fluoranyl-[oxidanyl(phosphonooxy)phosphoryl]methyl]phosphinic acid	1.000
2	APC	Diphosphomethylphosphonic acid adenosyl ester	0.969
3	FHA	2'-deoxy-5'-O-[(S)-{(S)-fluoro[(S)-hydroxy(phosphonooxy)phosphoryl]methyl}(hydroxy)phosphoryl]adenosine	0.969
4	F3A	2'-deoxy-5'-O-[(S)-{difluoro[(S)-hydroxy(phosphonooxy)phosphoryl]methyl}(hydroxy)phosphoryl]adenosine	0.939
5	F2A	2'-deoxy-5'-O-[(S)-hydroxy{[(S)-hydroxy(phosphonooxy)phosphoryl]methyl}phosphoryl]adenosine	0.938
6	G2P	Phosphomethylphosphonic acid guanylate ester	0.882
7	1GC	2'-deoxy-5'-O-[(R)-hydroxy{[(S)-hydroxy(phosphonooxy)phosphoryl]methyl}phosphoryl]guanosine	0.853
8	2TM	5'-O-[(S)-hydroxy{[(S)-hydroxy(phosphonooxy)phosphoryl]methyl}phosphoryl]cytidine	0.794
9	A12	Phosphomethylphosphonic acid adenosyl ester	0.788
10	AP2	Phosphomethylphosphonic acid adenosyl ester	0.788
11	6CF	2'-deoxy-5'-O-[(S)-{difluoro[(S)-hydroxy(phosphonooxy)phosphoryl]methyl}(hydroxy)phosphoryl]cytidine	0.771
12	8C6	[(R)-[[(2r,3s,4r,5r)-5-(6-aminopurin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl]-chloranyl-methyl]phosphonic acid	0.765
13	NYW	[[(2~{R},3~{S},4~{R},5~{R})-5-[2,6-bis(azanyl)purin-9-yl]-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl]methylphosphonic acid	0.765
14	NYZ	[[(2~{R},3~{S},4~{R},5~{R})-5-(6-azanyl-2-oxidanylidene-3~{H}-purin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl]methylphosphonic acid	0.765
15	XC5	2'-deoxy-5'-O-[(S)-hydroxy{[(S)-hydroxy(phosphonooxy)phosphoryl]methyl}phosphoryl]cytidine	0.765
16	O02	[[(2~{R},3~{S},4~{R},5~{R})-5-(6-azanyl-2-diazanyl-purin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl]methylphosphonic acid	0.743
17	WSB	5'-O-[(S)-hydroxy{[(S)-hydroxy(phosphonooxy)phosphoryl]methyl}phosphoryl]uridine	0.743
18	45A	5'-O-[(S)-hydroxy(methyl)phosphoryl]adenosine	0.719
19	ABM	Methyl phosphonic acid adenosine ester	0.719
20	GP2	Phosphomethylphosphonic acid guanosyl ester	0.714
21	UPC	2'-deoxy-5'-O-[(R)-hydroxy{[(R)-hydroxy(phosphonooxy)phosphoryl]methyl}phosphoryl]uridine	0.714
22	4BD	5'-O-[(S)-{difluoro[(S)-hydroxy(phosphonooxy)phosphoryl]methyl}(hydroxy)phosphoryl]thymidine	0.703