Cytidine, 2′-deoxy-5′-O-phosphonoguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxy-

2(1H)-Pyrimidinone, 4-amino-1-β-D-psicofuranosyl-

Thymidine, 5′-O-(triphenylmethyl)-, 3′-(hydrogen phosphoramidate), 5′-ester with thymidine 3′-acetate

Thymidine 3′-(trihydrogen diphosphate), 5′-O-(triphenylmethyl)-, P,P′-diester with thymidine 3′-acetate, P′-ester with 3′-O-(triphenylmethyl)thymidine

Thymidine 3′-(trihydrogen diphosphate), 5′-O-(triphenylmethyl)-, P,P′-diester with thymidine 3′-acetate

3-[(6-Amino-9-β-D-ribofuranosyl-9H-purin-8-yl)thio]propanoic acid

9-β-D-Arabinofuranosyl-6-[(2-pyridinylmethyl)thio]-9H-purine

9-(3,5-O-Phosphinico-β-D-ribofuranosyl)-9H-purine

Glycine, N-5′-adenylyl-, 2′-ester with 5′-adenylic acid

Glycine, N-5′-adenylyl-, 3′-ester with 5′-adenylic acid

5′-Adenylic acid, mono[5-(1,2-dithiolan-3-yl)pentyl] ester

Adenosine, 2-[(4-methylcyclohexyl)amino]-

Adenosine, 2-[(4-chlorophenyl)amino]-

Adenosine, 2-[(4-methylphenyl)amino]-

Adenosine, 2-[(4-methoxyphenyl)amino]-

Guanosine, N-cyclohexyl-, 2′,3′,5′-triacetate

Guanosine, N-cyclohexyl-

Guanosine, 6-S-methyl-N-phenyl-6-thio-

Guanosine, N-phenyl-

Guanosine, N-phenyl-, 2′,3′,5′-triacetate