N-[(6S,7R,8S,10R)-3,6,7,8,9,10-Hexahydro-6-hydroxy-4-oxo-8-[[tris(1-methylethyl)silyl]oxy]-7,10-epoxy-4H-azepino[1,2-e]purin-2-yl]-2-methylpropanamide

N-[(7R,8S,10R)-3,6,7,8,9,10-Hexahydro-4-oxo-8-[[tris(1-methylethyl)silyl]oxy]-7,10-epoxy-4H-azepino[1,2-e]purin-2-yl]-2-methylpropanamide

Phosphoramidous acid, bis(1-methylethyl)-, (6S,7R,8S,10R)-6-[bis(4-methoxyphenyl)phenylmethoxy]-1,6,7,8,9,10-hexahydro-2-[(2-methyl-1-oxopropyl)amino]-4-oxo-7,10-epoxy-4H-azepino[1,2-e]purin-8-yl 2-cyanoethyl ester

N-[(6S,7S,8S,10R)-6-[Bis(4-methoxyphenyl)phenylmethoxy]-3,6,7,8,9,10-hexahydro-8-hydroxy-4-oxo-7,10-epoxy-4H-azepino[1,2-e]purin-2-yl]-2-methylpropanamide

N-[(6S,7R,8S,10R)-6-[Bis(4-methoxyphenyl)phenylmethoxy]-8-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3,6,7,8,9,10-hexahydro-4-oxo-7,10-epoxy-4H-azepino[1,2-e]purin-2-yl]-2-methylpropanamide

N-[(6S,7R,8S,10R)-8-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-3,6,7,8,9,10-hexahydro-6-hydroxy-4-oxo-7,10-epoxy-4H-azepino[1,2-e]purin-2-yl]-2-methylpropanamide

N-[(7R,8S,10R)-8-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-3,6,7,8,9,10-hexahydro-4-oxo-7,10-epoxy-4H-azepino[1,2-e]purin-2-yl]-2-methylpropanamide

N-[(7R,8S,10R)-3,6,7,8,9,10-Hexahydro-8-hydroxy-4-oxo-7,10-epoxy-4H-azepino[1,2-e]purin-2-yl]-2-methylpropanamide

Guanosine, 2′-deoxy-N-(2-methyl-1-oxopropyl)-5′-S-phenyl-5′-thio-

Phosphoramidous acid, bis(1-methylethyl)-, (6R,7R,8S,10R)-4-(benzoylamino)-6-[bis(4-methoxyphenyl)phenylmethoxy]-7,8,9,10-tetrahydro-7,10-epoxy-6H-azepino[1,2-e]purin-8-yl 2-cyanoethyl ester

N-[(6R,7S,8S,10R)-6-[Bis(4-methoxyphenyl)phenylmethoxy]-7,8,9,10-tetrahydro-8-hydroxy-7,10-epoxy-6H-azepino[1,2-e]purin-4-yl]benzamide

N-[(6R,7R,8S,10R)-6-[Bis(4-methoxyphenyl)phenylmethoxy]-8-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-7,8,9,10-tetrahydro-7,10-epoxy-6H-azepino[1,2-e]purin-4-yl]benzamide

N-[(6R,7R,8S,10R)-8-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-7,8,9,10-tetrahydro-6-hydroxy-7,10-epoxy-6H-azepino[1,2-e]purin-4-yl]benzamide

N-[(6S,7S,8S,10R)-8-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-7,8,9,10-tetrahydro-6-[(methylsulfonyl)oxy]-7,10-epoxy-6H-azepino[1,2-e]purin-4-yl]benzamide