Uridine,4'-C-acetyl-5-methyl-3',5'-bis-O-(phenylmethyl)-,2'-methanesulfonate

N-Benzoyl-2-(benzoylamino)-2'-deoxy-4'-C-ethenyl-2'-fluoroadenosine

2'-Deoxy-3',5'-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-2',2'-difluoro-3-(methoxycarbonyl)-4'-C-1,2-propadien-1-yluridine

N-[4'-C-Ethenyl-P-(1-methylethyl)-5'-cytidylyl]-L-alanine-methylethylester

N-[9-[2-Deoxy-3-O-[(1,1-dimethylethyl)dimethylsilyl]-4-C-ethenyl-2-fluoro-β-Darabinofuranosyl]-6-(dimethylamino)-9H-purin-2-yl]-2-methylpropanamide

N,N'-(4'-C-Ethenyl-5'-uridylylidene)bis[Lalanine]1,1'-dihexylester

1-[4-C-[(1Z)-2-Chloroethenyl]-2-deoxy-3-O-[(1,1-dimethylethyl)dimethylsilyl]-5-O-[(1,1-dimethylethyl)diphenylsilyl]-2-fluoro-β-Darabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

2'-Deoxy-3',5'-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-2',2'-difluoro-3-(methoxycarbonyl)-4'-C-[3-(trimethylsilyl)-1,2-propadien-1-yl]uridine

N-[9-[5,6-Dideoxy-2-O-[(1,1-dimethylethyl)dimethylsilyl]-4-C-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-β-D-xylo-hex-5-enofuranosyl]-9H-purin-6-yl]-2,2-dimethylpropanamide

N-Benzoyl-4'-C-[(1E)-2-chloroethenyl]-2',3'-dideoxy-5'-O-[(1,1-dimethylethyl)diphenylsilyl]cytidine

N,N'-(4'-C-Ethenyl-5'-uridylylidene)bis[Lalanine]1,1'-bis(1-methylethyl)ester

1-[2-Deoxy-3,5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-4-C-phenyl-β-L-threo-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2-Deoxy-3,5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-4-C-phenyl-β-D-threo-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

N-(4'-C-Ethenyl-P-phenyl-5'-uridylyl)-L-alanine-methylethylester

Uridine,5'-O-[(1,1-dimethylethyl)diphenylsilyl]-3'-O-(phenylmethyl)-4'-C-(1Z)-1-propen-1-yl-,2'-acetate

N,N'-(4'-C-Ethenyl-5'-cytidylylidene)bis[Lalanine]1,1'-dihexylester

Uridine,5'-O-[(1,1-dimethylethyl)diphenylsilyl]-4'-C-ethenyl-5-methyl-3'-O-(phenylmethyl)-,2'-acetate

N-(P-Phenyl-4'-C-1,2-propadien-1-yl-5'-uridylyl)-L-alaninemethylester

N,N'-(4'-C-Ethenyl-5'-cytidylylidene)bis[Lalanine]1,1'-bis(1-methylethyl)ester

N-(4'-C-Ethenyl-P-phenyl-5'-cytidylyl)-Lalanineethylester