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

Ethyl4-(2,2-dimethyl-1-oxopropoxy)-1-(2,2-dimethyl-1-oxopropyl)-1,2,3,5a,6,7,8,8aoctahydro-6,8-dioxo-7-phenyl-5H-5,8bepoxypyrrolo[3,4-g]indole-5-carboxylate

1-[(1R,5R,7R,8S)-5-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]-8-hydroxy-3-oxo-6-oxa-2-azabicyclo[3.2.1]oct-7-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(4R,6R,7R,9S)-6,7-Dihydro-9-(phenylmethoxy)-4-[(phenylmethoxy)methyl]-4,7-methano-4H-[1,2,3]triazolo[5,1-c][1,4]oxazin-6-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

3'-De(phosphinicooxy)-5-methyl-2'-O,4'-C-methyleneuridylyl-1H-1,2,3-triazole-1,4-diyl-(3'→5')-5'-deoxy-5-methyl-2'-O,4'-C-methyleneuridine

(1R,5R,7R,8S)-5-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]-7-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-6-oxabicyclo[3.2.1]oct-3-en-8-yl2-cyanoethylN,N-bis(1-methylethyl)phosphoramidite

(4R,6R,7R,9S)-4-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]-6-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-6,7-dihydro-4,7-methano-4H-[1,2,3]triazolo[5,1-c][1,4]oxazin-9-yl2-cyanoethylN,N-bis(1-methylethyl)phosphoramidite

1-[4-C-[1-[(2,4-Dimethoxyphenyl)methyl]-1H-1,2,3-triazol-4-yl]-3,5-bis-O-(phenylmethyl)-2-O-[(trifluoromethyl)sulfonyl]-β-D-arabinofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

N-[1-[(4R,6R,7R,9S)-4-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]-9-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-6,7-dihydro-4,7-methano-4H-[1,2,3]triazolo[5,1-c][1,4]oxazin-6-yl]-1,2-dihydro-5-methyl-2-oxo-4-pyrimidinyl]benzamide

Cytidine,2'-deoxy-4'-C-ethenyl-,monohydrochloride

2'-Chloro-2'-deoxy-4'-C-ethenylcytidine

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

2'-Chloro-2'-deoxy-4'-C-ethenyluridine

4'-C-1,2-Propadien-1-ylcytidine

4'-C-1,2-Propadien-1-yluridine

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

9-(2-Deoxy-4-C-ethenyl-β-D-erythro-pentofuranosyl)-9H-purin-2-amine

4'-C-Ethenyladenosine

4'-C-[(1Z)-2-Chloroethenyl]uridine