(2R,3S,4R,5R)-2-(hydroxymethyl)-5-(6-{[(4-nitrophenyl)methyl]sulfanyl}-9H-purin-9-yl)oxolane-3,4-diol

2-{[4,8-bis(azocan-1-yl)-6-[bis(2-hydroxyethyl)amino]pyrimido[5,4-d][1,3]diazin-2-yl](2-hydroxyethyl)amino}ethan-1-ol

2-{[4,8-bis(azonan-1-yl)-6-[bis(2-hydroxyethyl)amino]pyrimido[5,4-d][1,3]diazin-2-yl](2-hydroxyethyl)amino}ethan-1-ol

2-{[4,8-bis(azepan-1-yl)-6-[bis(2-hydroxyethyl)amino]pyrimido[5,4-d][1,3]diazin-2-yl](2-hydroxyethyl)amino}ethan-1-ol

2-({6-[(2-hydroxyethyl)[2-(propan-2-yloxy)ethyl]amino]-4,8-bis(piperidin-1-yl)pyrimido[5,4-d][1,3]diazin-2-yl}[2-(propan-2-yloxy)ethyl]amino)ethan-1-ol

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(piperidin-1-yl)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

Dipyridamole Analogue, 74

2,6-bis(diethanolamino)-4,8-di(tert-amylamino)pyrimido[5,4-d]pyrimidine

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(cyclopentylamino)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(tert-butylamino)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-[(6-{bis[2-(acetyloxy)ethyl]amino}-4,8-bis(piperidin-1-yl)pyrimido[5,4-d][1,3]diazin-2-yl)[2-(acetyloxy)ethyl]amino]ethyl acetate

2-{[4,8-bis(azocan-1-yl)-6-[(2-hydroxyethyl)amino]pyrimido[5,4-d][1,3]diazin-2-yl]amino}ethan-1-ol

2-{[4,8-bis(azonan-1-yl)-6-[(2-hydroxyethyl)amino]pyrimido[5,4-d][1,3]diazin-2-yl]amino}ethan-1-ol

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis[(2-methylpropyl)amino]pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(cyclohexylamino)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-N,2-N,6-N,6-N-tetrakis(2-methoxyethyl)-4,8-bis(piperidin-1-yl)pyrimido[5,4-d][1,3]diazine-2,6-diamine

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(pyrrolidin-1-yl)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(cyclobutylamino)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis[(3-methylbutyl)amino]pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(butylamino)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(pentylamino)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(propan-2-ylamino)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-{[4,8-bis({8-azabicyclo[3.2.1]octan-8-yl})-6-[bis(2-hydroxyethyl)amino]pyrimido[5,4-d][1,3]diazin-2-yl](2-hydroxyethyl)amino}ethan-1-ol

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(dimethylamino)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(diethylamino)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-{4-[4,4-bis(4-fluorophenyl)butyl]piperazin-1-yl}-N-(2,6-dimethylphenyl)acetamide

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(propylamino)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-{[6-(2-hydroxyethoxy)-4,8-bis(piperidin-1-yl)pyrimido[5,4-d][1,3]diazin-2-yl]oxy}ethan-1-ol

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(morpholin-4-yl)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

2-({6-[bis(2-hydroxyethyl)amino]-4,8-bis(cyclopropylamino)pyrimido[5,4-d][1,3]diazin-2-yl}(2-hydroxyethyl)amino)ethan-1-ol

Dipyridamole Analogue, 8

2-{[4,8-bis(butylamino)-6-[(2-hydroxyethyl)amino]pyrimido[5,4-d][1,3]diazin-2-yl]amino}ethan-1-ol

2-({6-[(2-hydroxyethyl)amino]-4,8-bis(piperidin-1-yl)pyrimido[5,4-d][1,3]diazin-2-yl}amino)ethan-1-ol

(2R,3S,4R,5R)-2-(hydroxymethyl)-5-[6-(7-nitro-3,4-dihydro-1H-isoquinolin-2-yl)purin-9-yl]oxolane-3,4-diol

(2R,3R,4S,5R)-2-(6-(4-nitrobenzylthio)-2-amino-9H-purin-9-yl)-5-(hydroxymethyl)-tetrahydrofuran-3,4-diol

2-fluoro-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosyl purine

2-Hydroxymethyl-5-[6-(4-iodo-benzylsulfanyl)-purin-9-yl]-tetrahydro-furan-3,4-diol

(2R,3R,4S,5R)-2-[6-(4-Fluoro-benzylsulfanyl)-purin-9-yl]-5-hydroxymethyl-tetrahydro-furan-3,4-diol

(2R,3R,4S,5R)-2-[6-(4-Bromo-benzylsulfanyl)-purin-9-yl]-5-hydroxymethyl-tetrahydro-furan-3,4-diol

2-iodo-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-bromo-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-chloro-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-[6-(3-Fluoro-benzylsulfanyl)-purin-9-yl]-5-hydroxymethyl-tetrahydro-furan-3,4-diol

2-Hydroxymethyl-5-[6-(3-iodo-benzylsulfanyl)-purin-9-yl]-tetrahydro-furan-3,4-diol

(2R,3R,4S,5R)-2-[6-(4-Chloro-benzylsulfanyl)-purin-9-yl]-5-hydroxymethyl-tetrahydro-furan-3,4-diol

(2R,3S,4R,5R)-2-(hydroxymethyl)-5-[6-(6-nitro-3,4-dihydro-1H-isoquinolin-2-yl)purin-9-yl]oxolane-3,4-diol

2-[6-(3-Chloro-benzylsulfanyl)-purin-9-yl]-5-hydroxymethyl-tetrahydro-furan-3,4-diol

2-Hydroxymethyl-5-[6-(2-iodo-benzylsulfanyl)-purin-9-yl]-tetrahydro-furan-3,4-diol

(1R,13R,14S,15R)-7-(7-nitro-3,4-dihydro-1H-isoquinolin-2-yl)-11,16-dioxa-2,4,6,9-tetrazatetracyclo[11.2.1.02,10.03,8]hexadeca-3(8),4,6,9-tetraene-14,15-diol

(2R,3R,4S,5R)-2-[6-(2-Fluoro-benzylsulfanyl)-purin-9-yl]-5-hydroxymethyl-tetrahydro-furan-3,4-diol

2-[6-(3-Bromo-benzylsulfanyl)-purin-9-yl]-5-hydroxymethyl-tetrahydro-furan-3,4-diol

2-methylamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosyl purine

2-ethylamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-cyclopropylamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-cyclobutylamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-acetamido-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-monoethanolamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

(2R,3R,4S,5R)-2-[6-(2-Chloro-benzylsulfanyl)-purin-9-yl]-5-hydroxymethyl-tetrahydro-furan-3,4-diol

2-cyclopentylamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-[6-(2-Bromo-benzylsulfanyl)-purin-9-yl]-5-hydroxymethyl-tetrahydro-furan-3,4-diol

(2R,3R,4S,5R)-2-[6-(3,4-dihydro-1H-isoquinolin-2-yl)purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol

2-propylamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-diethanolamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-benzylamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

(2R,3S,4R,5R)-2-(hydroxymethyl)-5-[6-(5-nitro-3,4-dihydro-1H-isoquinolin-2-yl)purin-9-yl]oxolane-3,4-diol

(2R,3S,4R,5R)-2-(hydroxymethyl)-5-[6-(8-nitro-3,4-dihydro-1H-isoquinolin-2-yl)purin-9-yl]oxolane-3,4-diol

2-benzamido-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-butylamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-pentylamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-phenethylamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-cyclohexylamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

2-dimethylamino-6-(4-nitrobenzylthio)-9-beta-D-ribofuranosylpurine

(1R,13R,14S,15R)-7-(6-nitro-3,4-dihydro-1H-isoquinolin-2-yl)-11,16-dioxa-2,4,6,9-tetrazatetracyclo[11.2.1.02,10.03,8]hexadeca-3(8),4,6,9-tetraene-14,15-diol

(1R,13R,14S,15R)-7-(5-nitro-3,4-dihydro-1H-isoquinolin-2-yl)-11,16-dioxa-2,4,6,9-tetrazatetracyclo[11.2.1.02,10.03,8]hexadeca-3(8),4,6,9-tetraene-14,15-diol

(1R,13R,14S,15R)-7-(8-nitro-3,4-dihydro-1H-isoquinolin-2-yl)-11,16-dioxa-2,4,6,9-tetrazatetracyclo[11.2.1.02,10.03,8]hexadeca-3(8),4,6,9-tetraene-14,15-diol