2'-Deoxy-3',5'-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-4'-C-(1Z)-1,6-heptadien-1-yl-2'-(1E)-1-propen-1-yluridine

5,6-Dihydro-ara-uridine

1-[4-C-(Cyanomethyl)-3,5-bis-O-(phenylmethyl)-β-D-arabinofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

2-Amino-9-[2-deoxy-4-C-ethenyl-2-(fluoromethyl)-β-D-arabinofuranosyl]-1,9-dihydro-6H-purin-6-one

1-[(5R)-5-[[[(1,1-Dimethylethyl)dimethylsilyl]oxy]methyl]-5-(4-fluorophenyl)tetrahydro-2-furanyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

Thymidine,4'-C-acetyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-

5-Methyl-3-[(phenylmethoxy)methyl]-1-[(2R,3R,4aS,8aR,9S)-2,3,8,8a-tetrahydro-9-(2-naphthalenylmethoxy)-5-oxo-5H-2,4amethano-1,4-benzodioxin-3-yl]-2,4(1H,3H)-pyrimidinedione

Cytidine,4'-C-[(1Z)-2-chloroethenyl]-2'-deoxy-

1-(2-Deoxy-2-fluoro-4-C-1,2-propadien-1-yl-β-D-arabinofuranosyl)-2,4(1H,3H)-pyrimidinedione

4'-C-Ethenyladenosine

2'-Deoxy-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-4'-C-ethenyl-2'-(1E)-1-propen-1-yluridine

4'-C-Ethenyl-3',5'-bis-O-(phenylmethyl)uridine

4'-C-Ethenyl-3',5'-bis-O-(phenylmethyl)cytidine

Cytidine,4'-C-ethenyl-2'-C-methyl-,3',5'-bis(2-methylpropanoate)