9-[5-O-(3-Methyl-1-oxobutyl)-β-D-arabinofuranosyl]-9H-purin-6-amine

9-[5-O-(1-Oxopentyl)-β-D-arabinofuranosyl]-9H-purin-6-amine

9-[5-O-(1-Oxobutyl)-β-D-arabinofuranosyl]-9H-purin-6-amine

9-[5-O-(1-Oxopropyl)-β-D-arabinofuranosyl]-9H-purin-6-amine

9-(5-O-Acetyl-β-D-arabinofuranosyl)-9H-purin-6-amine

Uridine, 5-(1-oxobutyl)-

Uridine, 2′,3′-O-(1-methylethylidene)-5-(1-oxobutyl)-

Uridine, 2′,3′-O-(1-methylethylidene)-5-(1-oxobutyl)-, 5′-butanoate

Uridine, 5-(1-oxopropyl)-

Uridine, 2′,3′-O-(1-methylethylidene)-5-(1-oxopropyl)-

Uridine, 2′,3′-O-(1-methylethylidene)-5-(1-oxopropyl)-, 5′-propanoate

5,6-Dihydro-6-methyl-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]thieno[2,3-d]pyrimidine-2,4(1H,3H)-dione

Uridine, 2′,3′-O-(1-methylethylidene)-6-(2-propenylthio)-

Cytidine, 2′-deoxy-, 3′,5′-diacetate

3′-Cytidylic acid, 5′-ester with 6-azido-9-β-D-ribofuranosyl-9H-purine

Cytidine, 2′-deoxy-N-methyl-3′,5′-di-O-methyl-N-(7,8,9,10-tetrahydro-7,8,9-trimethoxybenzo[a]pyren-10-yl)-

3′-Adenylic acid, 2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxy-

Guanosine, 2′-deoxy-N-[7,8,9,10-tetrahydro-7,8,9-tris[(trimethylsilyl)oxy]benzo[a]pyren-10-yl]-3′,5′,6-tris-O-(trimethylsilyl)-

Adenosine, 2′-deoxy-N-methyl-3′,5′-di-O-methyl-N-(7,8,9,10-tetrahydro-7,8,9-trimethoxybenzo[a]pyren-10-yl)-

Guanosine, 2′-deoxy-N-methyl-3′,5′,6-tri-O-methyl-N-(7,8,9,10-tetrahydro-7,8,9-trimethoxybenzo[a]pyren-10-yl)-