2'-Deoxy-5'-O-[(1,1-dimethylethyl)diphenylsilyl]-3'-O-(phenylmethyl)-4'-C-(1Z)-1-propen-1-yluridine

4'-C-[4-(Trifluoromethyl)phenyl]uridine

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

1-[2-Deoxy-3-O-[(1,1-dimethylethyl)dimethylsilyl]-5-O-[(1,1-dimethylethyl)diphenylsilyl]-4-C-ethenyl-2-fluoro-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[2,6-Anhydro-5-deoxy-4-C-(hydroxymethyl)-α-L-lyxo-hex-5-enofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

5'-Cytidylic acid, 4'-C-ethenyl-, bis(4-methoxyphenyl) ester

Methyl3-[2-deoxy-3,5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-2-fluoro-4-C-1,2-propadien-1-yl-β-D-arabinofuranosyl]-3,6-dihydro-2,6-dioxo-1(2H)-pyrimidinecarboxylate

Guanosine,4'-C-ethenyl-,cyclic3',5'-(1-methylethylphosphate)

1-[2-Deoxy-3-O-[(1,1-dimethylethyl)dimethylsilyl]-5-O-[(1,1-dimethylethyl)diphenylsilyl]-2-fluoro-4-C-(1-methylethenyl)-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

Adenosine,4'-C-ethenyl-3',5'-bis-O-(phenylmethyl)-,2'-acetate

4'-C-Ethenyl-4-O-(2,6-dimethylphenoxy)-5-methyl-3',5'-bis-O-(phenylmethyl)uridine

Methyl3-[2-deoxy-3,5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-2-fluoro-4-C-[3-(trimethylsilyl)-1,2-propadien-1-yl]-β-D-arabinofuranosyl]-3,6-dihydro-2,6-dioxo-1(2H)-pyrimidinecarboxylate

4'-C-Ethenyl-5'-O-(2-oxido-4H-1,3,2-benzodioxaphosphorin-2-yl)uridine

Uridine,2',3'-O-cyclohexylidene-4'-C-[(1Z)-2-chloroethenyl]-5-methyl-,5'-(2,2-dimethylpropanoate)

1-[(1R,3R,4R,7S)-7-(Acetyloxy)-1-[(acetyloxy)methyl]-5-oxo-2-oxabicyclo[2.2.1]hept-3-yl]-2,4(1H,3H)-pyrimidinedione

Cytidine,4'-C-[(1Z)-2-chloroethenyl]-2'-deoxy-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-5'-O-[(1,1-dimethylethyl)diphenylsilyl]-

3-Benzoyl-2'-chloro-2'-deoxy-3',5'-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-4'-C-ethenyluridine

Thymidine,4'-C-(2-chloroethenyl)-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-5'-O-[(1,1-dimethylethyl)diphenylsilyl]-

5'-O-[(1,1-Dimethylethyl)diphenylsilyl]-4'-C-(1-methylethenyl)-3'-O-(2-naphthalenylmethyl)uridine

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