Adenosine, 2-chloro-N,N-bis[(1,1-dimethylethoxy)carbonyl]-5′-O-[(1R)-2-ethoxy-2-oxo-1-(phenylmethyl)-1-[2-[[2-(trimethylsilyl)ethoxy]methyl]-2H-tetrazol-5-yl]ethyl]-2′-C-methyl-, 2′,3′-bis(1,1-dimethylethyl carbonate)

Adenosine, 2-chloro-N,N-bis[(1,1-dimethylethoxy)carbonyl]-5′-O-[(1S)-2-ethoxy-2-oxo-1-(phenylmethyl)-1-[2-[[2-(trimethylsilyl)ethoxy]methyl]-2H-tetrazol-5-yl]ethyl]-2′-C-methyl-, 2′,3′-bis(1,1-dimethylethyl carbonate)

Adenosine, 2-chloro-N,N-bis[(1,1-dimethylethoxy)carbonyl]-5′-O-[(1S)-2-ethoxy-2-oxo-1-[2-[[2-(trimethylsilyl)ethoxy]methyl]-2H-tetrazol-5-yl]ethyl]-2′-C-methyl-, 2′,3′-bis(1,1-dimethylethyl carbonate)

Adenosine, 2-chloro-N,N-bis[(1,1-dimethylethoxy)carbonyl]-5′-O-[(1R)-2-ethoxy-2-oxo-1-[2-[[2-(trimethylsilyl)ethoxy]methyl]-2H-tetrazol-5-yl]ethyl]-2′-C-methyl-, 2′,3′-bis(1,1-dimethylethyl carbonate)

2-Chloro-5′-O-[(1S)-2-ethoxy-1-[[2′-(methoxycarbonyl)[1,1′-biphenyl]-4-yl]methyl]-2-oxo-1-[2-[[2-(trimethylsilyl)ethoxy]methyl]-2H-tetrazol-5-yl]ethyl]adenosine

Adenosine, 2-chloro-N,N-bis[(1,1-dimethylethoxy)carbonyl]-5′-O-[(1S)-2-ethoxy-1-[[2′-(methoxycarbonyl)[1,1′-biphenyl]-4-yl]methyl]-2-oxo-1-[2-[[2-(trimethylsilyl)ethoxy]methyl]-2H-tetrazol-5-yl]ethyl]-, 2′,3′-bis(1,1-dimethylethyl carbonate)

Adenosine, 2-chloro-N,N-bis[(1,1-dimethylethoxy)carbonyl]-5′-O-[(1R)-2-ethoxy-1-[[2′-(methoxycarbonyl)[1,1′-biphenyl]-4-yl]methyl]-2-oxo-1-[2-[[2-(trimethylsilyl)ethoxy]methyl]-2H-tetrazol-5-yl]ethyl]-, 2′,3′-bis(1,1-dimethylethyl carbonate)

Adenosine, 2-chloro-N,N-bis[(1,1-dimethylethoxy)carbonyl]-5′-O-[(1S)-2-ethoxy-2-oxo-1-[2-[[2-(trimethylsilyl)ethoxy]methyl]-2H-tetrazol-5-yl]ethyl]-, 2′,3′-bis(1,1-dimethylethyl carbonate)

Adenosine, 2-chloro-N,N-bis[(1,1-dimethylethoxy)carbonyl]-5′-O-[(1R)-2-ethoxy-2-oxo-1-[2-[[2-(trimethylsilyl)ethoxy]methyl]-2H-tetrazol-5-yl]ethyl]-, 2′,3′-bis(1,1-dimethylethyl carbonate)

9-[5-O-[(1S)-1-Carboxy-2-phenyl-1-(2H-tetrazol-5-yl)ethyl]-2-deoxy-2-fluoro-β-D-arabinofuranosyl]-2-chloro-9H-purin-6-amine

9-[5-O-[(1R)-1-Carboxy-2-phenyl-1-(2H-tetrazol-5-yl)ethyl]-2-deoxy-2-fluoro-β-D-arabinofuranosyl]-2-chloro-9H-purin-6-amine

2-Chloro-9-[2-deoxy-5-O-[(1S)-2-ethoxy-2-oxo-1-(phenylmethyl)-1-(2H-tetrazol-5-yl)ethyl]-2-fluoro-β-D-arabinofuranosyl]-9H-purin-6-amine

2-Chloro-9-[2-deoxy-5-O-[(1R)-2-ethoxy-2-oxo-1-(phenylmethyl)-1-(2H-tetrazol-5-yl)ethyl]-2-fluoro-β-D-arabinofuranosyl]-9H-purin-6-amine

1,3-Bis(1,1-dimethylethyl) 2-[2-chloro-9-[2-deoxy-3-O-[(1,1-dimethylethoxy)carbonyl]-5-O-[(1S)-2-ethoxy-2-oxo-1-(phenylmethyl)-1-(2H-tetrazol-5-yl)ethyl]-2-fluoro-β-D-arabinofuranosyl]-9H-purin-6-yl]imidodicarbonate

1,3-Bis(1,1-dimethylethyl) 2-[2-chloro-9-[2-deoxy-3-O-[(1,1-dimethylethoxy)carbonyl]-5-O-[(1R)-2-ethoxy-2-oxo-1-(phenylmethyl)-1-(2H-tetrazol-5-yl)ethyl]-2-fluoro-β-D-arabinofuranosyl]-9H-purin-6-yl]imidodicarbonate

1,3-Bis(1,1-dimethylethyl) 2-[2-chloro-9-[5-O-[(1S)-1-cyano-2-ethoxy-2-oxo-1-(phenylmethyl)ethyl]-2-deoxy-3-O-[(1,1-dimethylethoxy)carbonyl]-2-fluoro-β-D-arabinofuranosyl]-9H-purin-6-yl]imidodicarbonate

1,3-Bis(1,1-dimethylethyl) 2-[2-chloro-9-[5-O-[(1S)-1-cyano-2-ethoxy-2-oxoethyl]-2-deoxy-3-O-[(1,1-dimethylethoxy)carbonyl]-2-fluoro-β-D-arabinofuranosyl]-9H-purin-6-yl]imidodicarbonate

1,3-Bis(1,1-dimethylethyl) 2-[2-chloro-9-[5-O-[(1R)-1-cyano-2-ethoxy-2-oxoethyl]-2-deoxy-3-O-[(1,1-dimethylethoxy)carbonyl]-2-fluoro-β-D-arabinofuranosyl]-9H-purin-6-yl]imidodicarbonate

1,3-Bis(1,1-dimethylethyl) 2-[2-chloro-9-[5-O-[(1R)-1-cyano-2-ethoxy-2-oxo-1-(phenylmethyl)ethyl]-2-deoxy-3-O-[(1,1-dimethylethoxy)carbonyl]-2-fluoro-β-D-arabinofuranosyl]-9H-purin-6-yl]imidodicarbonate

2-Chloro-5′-O-[(1R)-2-ethoxy-1-[[2′-(methoxycarbonyl)[1,1′-biphenyl]-4-yl]methyl]-2-oxo-1-[2-[[2-(trimethylsilyl)ethoxy]methyl]-2H-tetrazol-5-yl]ethyl]adenosine