8-Amino-5′-deoxy-5′-[[(trifluoromethyl)sulfonyl]amino]adenosine

2-Chloro-5′-O-[1-(dimethoxyphosphinyl)-2-(1,1-dimethylethoxy)-2-oxoethyl]-6-O-ethyl-2′,3′-O-(1-methylethylidene)inosine

5′-S-[1-(Dimethoxyphosphinyl)-2-methoxy-2-oxoethyl]-N,N-bis[(1,1-dimethylethoxy)carbonyl]-2′,3′-O-(1-methylethylidene)-5′-thioadenosine

5′-O-[1-[Bis(phenylmethoxy)phosphinyl]-2-(1,1-dimethylethoxy)-2-oxoethyl]-2-cyano-N,N-bis[(1,1-dimethylethoxy)carbonyl]-2′,3′-O-(1-methylethylidene)adenosine

2-Cyano-N,N-bis[(1,1-dimethylethoxy)carbonyl]-2′,3′-O-(1-methylethylidene)adenosine

2-Chloro-5′-O-[2-ethoxy-1-(ethoxycarbonyl)-2-oxoethyl]adenosine

Adenosine, N,N-dibenzoyl-5′-O-(carboxyphosphonomethyl)-2-iodo-, 2′,3′-dibenzoate

2-Chloro-5′-O-[(1R)-1-(diethoxyphosphinyl)-2-ethoxy-1-methyl-2-oxoethyl]-N-ethyl-2′,3′-O-(1-methylethylidene)adenosine

2-Chloro-5′-O-[(1S)-1-(diethoxyphosphinyl)-2-ethoxy-1-methyl-2-oxoethyl]-N-ethyl-2′,3′-O-(1-methylethylidene)adenosine

5′-O-[[Bis(phenylmethoxy)phosphinyl]carboxymethyl]-2-chloro-N-[(1,1-dimethylethoxy)carbonyl]-2′,3′-O-(1-methylethylidene)adenosine

5′-O-[1-[Bis(phenylmethoxy)phosphinyl]-2-ethoxy-2-oxoethyl]-2-chloro-N-[(1,1-dimethylethoxy)carbonyl]-2′,3′-O-(1-methylethylidene)adenosine

2,6-Dichloro-9-[2,3-O-(1-methylethylidene)-α-L-arabinofuranosyl]-9H-purine

2,6-Dichloro-9-[2,3-O-(1-methylethylidene)-5-thio-β-D-ribofuranosyl]-9H-purine

2-Chloro-5′-O-[1-(dimethoxyphosphinyl)-2-(1,1-dimethylethoxy)-2-oxoethyl]-2′,3′-O-(1-methylethylidene)adenosine

Adenosine, N,N-dibenzoyl-5′-O-[1-(dimethoxyphosphinyl)-2-(1,1-dimethylethoxy)-2-oxoethyl]-2-iodo-, 2′,3′-dibenzoate

Adenosine, N,N-dibenzoyl-2-iodo-, 2′,3′-dibenzoate

Adenosine, N,N-dibenzoyl-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-2-iodo-, 2′,3′-dibenzoate

Adenosine, N,N-dibenzoyl-5′-O-[1-(diethoxyphosphinyl)-2-hydroxyethyl]-, 2′,3′-dibenzoate

Adenosine, N,N-dibenzoyl-5′-O-[1-(diethoxyphosphinyl)-2-ethoxy-2-oxoethyl]-, 2′,3′-dibenzoate

N,N-Bis[(1,1-dimethylethoxy)carbonyl]-2′,3′-O-(1-methylethylidene)-5′-thioadenosine