3′-Deoxy-5′-O-[(1,1-dimethylethyl)diphenylsilyl]-3′-(fluoromethyl)cytidine

9-[2-O-Acetyl-3-deoxy-5-O-[(1,1-dimethylethyl)diphenylsilyl]-3-(fluoromethyl)-β-D-ribofuranosyl]-6-chloro-9H-purin-2-amine

Adenosine, 3′-deoxy-5′-O-[(1,1-dimethylethyl)diphenylsilyl]-3′-(fluoromethyl)-, 2′-acetate

Uridine, 3′-deoxy-5′-O-[(1,1-dimethylethyl)diphenylsilyl]-3′-(fluoromethyl)-, 2′-acetate

Cytidine, 3′-deoxy-5′-O-[(1,1-dimethylethyl)diphenylsilyl]-3′-(fluoromethyl)-, 2′-acetate

Bis[2-[(2,2-dimethyl-1-oxopropyl)thio]ethyl] 3′-deoxy-3′-(hydroxymethyl)-5′-guanylate

9-[2-O-Acetyl-5-O-benzoyl-3-[(benzoyloxy)methyl]-3-deoxy-β-D-ribofuranosyl]-6-chloro-9H-purin-2-amine

Cytidine, 3′-[(benzoyloxy)methyl]-3′-deoxy-, 2′-acetate 5′-benzoate

Uridine, 3′-[(benzoyloxy)methyl]-3′-deoxy-, 2′-acetate 5′-benzoate

Adenosine, 2′-O-(4-azidobutyl)-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-, 5′-[N-[2-(methoxymethoxy)benzoyl]sulfamate]

Adenosine, 2′-O-(4-azidobutyl)-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-, 5′-[N-[(2S)-2-[[(1,1-dimethylethoxy)carbonyl]amino]-3-[4-(1,1-dimethylethoxy)phenyl]-1-oxopropyl]sulfamate]

Adenosine, 3′-O-[(1,1-dimethylethyl)dimethylsilyl]-2′-O-[50-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]-4-yl]-6,46-dioxo-9,12,15,18,21,24,27,30,33,36,39,42-dodecaoxa-5,45-diazapentacont-1-yl]-, 5′-[N-[(3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-1-oxo-4-phenylbutyl]sulfamate]