6-[4-(Diphenylmethyl)-1-piperazinyl]-9-β-D-ribofuranosyl-9H-purin-2-amine

6-[4-(4-Fluorophenyl)-1-piperazinyl]-9-β-D-ribofuranosyl-9H-purin-2-amine

6-[4-(4-Methylphenyl)-1-piperazinyl]-9-β-D-ribofuranosyl-9H-purin-2-amine

6-(4-Phenyl-1-piperazinyl)-9-β-D-ribofuranosyl-9H-purin-2-amine

6-[4-(2-Pyrimidinyl)-1-piperazinyl]-9-β-D-ribofuranosyl-9H-purin-2-amine

6-[4-(4-Methylphenyl)-1-piperazinyl]-9-β-D-ribofuranosyl-9H-purine

6-[4-(2-Pyrimidinyl)-1-piperazinyl]-9-β-D-ribofuranosyl-9H-purine

6-(4-Cyclohexyl-1-piperazinyl)-9-β-D-ribofuranosyl-9H-purine

6-Chloro-9-[2,3,5-tris-O-(2,2,2-trifluoroacetyl)-β-D-ribofuranosyl]-9H-purin-2-amine

6-Chloro-9-[2,3,5-tris-O-(2,2,2-trifluoroacetyl)-β-D-ribofuranosyl]-9H-purine

Pyridinium, 3-carboxy-1-[5-O-[hydroxy(phosphonooxy)phosphinyl]-β-D-ribofuranosyl]-, inner salt, P′→5′-ester with 3-(2-O-phosphono-β-D-ribofuranosyl)-3H-diimidazo[1,2-c:4′,5′-e][1,2,3]triazine

Pyridinium, 3-carboxy-1-[5-O-[hydroxy(phosphonooxy)phosphinyl]-β-D-ribofuranosyl]-, inner salt, P′→5′-ester with 3-(2-O-phosphono-β-D-ribofuranosyl)-3H-imidazo[2,1-i]purine

2′-Deoxyguanylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanosine

2′-Deoxyguanylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidine

Guanosine, 2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxy-

2′-Deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidine

Cytidine, uridylyl-(3′→5′)-adenylyl-(3′→5′)-guanylyl-(3′→5′)-adenylyl-(3′→5′)-cytidylyl-(3′→5′)-