9-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-phenyl-9H-purine

9-(2,3-Di-O-acetyl-5-deoxy-β-D-ribofuranosyl)-6-(4-methoxyphenyl)-9H-purine

9-(2,3-Di-O-acetyl-5-deoxy-β-D-ribofuranosyl)-6-(4-fluorophenyl)-9H-purine

9-(2,3-Di-O-acetyl-5-deoxy-β-D-ribofuranosyl)-6-phenyl-9H-purine

9-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-6-(4-methoxyphenyl)-9H-purine

9-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-6-(4-fluorophenyl)-9H-purine

9-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-6-phenyl-9H-purine

6-Chloro-7-(2,3-di-O-acetyl-5-deoxy-α-D-ribofuranosyl)-7H-purine

6-Chloro-9-(2,3-di-O-acetyl-5-deoxy-β-D-ribofuranosyl)-9H-purine

6-Chloro-9-(2,3-di-O-acetyl-5-deoxy-α-D-ribofuranosyl)-9H-purine

9-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-D-erythro-pentofuranosyl]-6-(4-methoxyphenyl)-9H-purine

9-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-D-erythro-pentofuranosyl]-6-phenyl-9H-purine

Thymidine, thymidylyl-(3′→5′)-N-[bis(methylamino)methylene]-2′-deoxy-5-methylcytidylyl-(3′→5′)-

Thymidine, thymidylyl-(3′→5′)-2′-deoxy-N-[(dimethylamino)iminomethyl]-5-methylcytidylyl-(3′→5′)-

Thymidine, thymidylyl-(3′→5′)-2′-deoxy-N-[imino(methylamino)methyl]-5-methylcytidylyl-(3′→5′)-

Thymidine, thymidylyl-(3′→5′)-N-(aminoiminomethyl)-2′-deoxy-5-methylcytidylyl-(3′→5′)-

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-3-O-(hydroxyphosphinyl)-β-D-erythro-pentofuranosyl]-5-methyl-4-(1H-1,2,4-triazol-1-yl)-2(1H)-pyrimidinone

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-[imino[(4-nitrobenzoyl)amino]methyl]-5-methyl-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-[imino[(4-nitrobenzoyl)amino]methyl]-5-methyl-

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-N-[imino[(4-nitrobenzoyl)amino]methyl]-5-methyl-