1	ACK	2',3'- cyclic AMP	1.000
2	QQX	[(3ar,4r,6r,6ar)-4-(6-aminopurin-9-yl)-2-oxidanyl-2-sulfanylidene-3a,4,6,6a-tetrahydrofuro[3,4-D][1,3,2]dioxaphosphol-6-yl]methanol	0.913
3	QQY	[(3ar,4r,6r,6ar)-4-(6-aminopurin-9-yl)-2-oxidanylidene-2-sulfanyl-3a,4,6,6a-tetrahydrofuro[3,4-D][1,3,2]dioxaphosphol-6-yl]methanol	0.913
4	9K9	2-amino-9-[(2s,3ar,4r,6r,6ar)-2-hydroxy-6-(hydroxymethyl)-2-oxotetrahydro-2h-2lambda~5~-furo[3,4-D][1,3,2]dioxaphosphol-4-yl]-3,9-dihydro-6h-purin-6-one	0.875
5	SGP	Guanosine-2',3'-cyclophosphorothioate	0.800
6	A23	Adenosine-5'-phosphate-2',3'-cyclic phosphate	0.778
7	CMP	Adenosine-3',5'-cyclic-monophosphate	0.760
8	3AD	3'-deoxyadenosine	0.739
9	3D1	(2r,3s,5r)-5-(6-amino-9h-purin-9-yl)-tetrahydro-2-(hydroxymethyl)furan-3-ol	0.739
10	3L1	(2s,3r,5s)-5-(6-amino-9h-purin-9-yl)-tetrahydro-2-(hydroxymethyl)furan-3-ol	0.739
11	CDY	2-chlorodideoxyadenosine	0.739
12	6SX	Purine riboside-3',5'-cyclic monophosphate	0.720
13	2AD	2'-amino-2'-deoxyadenosine	0.708
14	2FD	5-(6-amino-2-fluoro-purin-9-yl)-2-hydroxymethyl-tetrahydro-furan-3-ol	0.708
15	8DA	8-oxodeoxyadenosine	0.708
16	ADN	Adenosine	0.708
17	ADY	3'-oxo-adenosine	0.708
18	CL9	2-chloro-2'-deoxyadenosine	0.708
19	RAB	2-(6-amino-purin-9-yl)-5-hydroxymethyl-tetrahydro-furan-3,4-diol	0.708
20	XYA	2-(6-amino-octahydro-purin-9-yl)-5-hydroxymethyl-tetrahydro-furan-3,4-diol	0.708