1	UPA	Uridylyl-2'-5'-phospho-adenosine	1.000
2	U2G	Uridylyl-2'-5'-phospho-guanosine	0.927
3	CG2	Cytidyl-2'-5'-phospho-guanosine	0.881
4	ZNT	2'3'-cua	0.841
5	GPG	Guanylyl-2',5'-phosphoguanosine	0.783
6	9BG	2',5'-gpap	0.735
7	1SY	Cgamp	0.714
8	1YC	2-amino-9-[(1r,3r,6r,8r,9r,11s,14r,16r,17r,18r)-16-(6-amino-9h-purin-9-yl)-3,11,17,18-tetrahydroxy-3,11-dioxido-2,4,7,10,12,15-hexaoxa-3,11-diphosphatricyclo[12.2.1.1~6,9~]octadec-8-yl]-1,9-dihydro-6h-purin-6-one	0.714
9	9UH	(2r,5r,7r,8s,10r,12ar,14r,15r,15as,16r)-7-(2-amino-6-oxo-1,6-dihydro-9h-purin-9-yl)-14-(6-amino-9h-purin-9-yl)-2,10,15,16-tetrahydroxyoctahydro-2h,10h,12h-5,8-methano-2lambda~5~,10lambda~5~-furo[3,2-L][1,3,6,9,11,2,10]pentaoxadiphosphacyclotetradecine-2,10-dione	0.714
10	9UR	(2s,5r,7r,8r,10s,12ar,14r,15r,15ar,16r)-7-(2-amino-6-oxo-3,6-dihydro-9h-purin-9-yl)-14-(6-amino-9h-purin-9-yl)-2,10,15,16-tetrahydroxyoctahydro-2h,10h,12h-5,8-methano-2lambda~5~,10lambda~5~-furo[3,2-L][1,3,6,9,11,2,10]pentaoxadiphosphacyclotetradecine-2,10-dione	0.714