Cytidine, 5′-deoxy-5′-fluoro-N-[[2-methyl-1-(1-methylethyl)propoxy]carbonyl]-

Cytidine, 5′-deoxy-N-[(2,2-dimethylpropoxy)carbonyl]-5′-fluoro-

Cytidine, 5′-deoxy-5′-fluoro-N-[(3-methylbutoxy)carbonyl]-

Cytidine, 5′-deoxy-5′-fluoro-N-[(hexyloxy)carbonyl]-

Cytidine, 5′-deoxy-5′-fluoro-N-(propoxycarbonyl)-

Cytidine, 5′-deoxy-5′-fluoro-N-(3,4,5-trimethylbenzoyl)-

Cytidine, 5′-deoxy-5′-fluoro-N-(1H-indol-2-ylacetyl)-

Cytidine, 5′-deoxy-N-[(2,4-dichlorophenyl)acetyl]-5′-fluoro-

Cytidine, 5′-deoxy-N-(3,5-dimethylbenzoyl)-5′-fluoro-

Cytidine, 5′-deoxy-N-(3,5-dimethoxybenzoyl)-5′-fluoro-

9-[6-Deoxy-5-C-methyl-3-O-(phenylmethyl)-β-D-ribo-hexofuranosyl]-6-methyl-9H-purine

9-[2,5-Di-O-benzoyl-6-deoxy-5-C-methyl-3-O-(phenylmethyl)-β-D-ribo-hexofuranosyl]-6-methyl-9H-purine

9-[6-Deoxy-3,5-bis-O-(phenylmethyl)-β-D-allofuranosyl]-6-methyl-9H-purine

2′-Deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenosine