2'-Deoxy-4'-C-ethenyl-2',2'-difluoro-5'-uridylicacid

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

Thymidine 5'-(tetrahydrogen triphosphate), 4'-C-(1-oxopropyl)-

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

2',3'-O-Cyclopentylidene-5'-O-[(1,1-dimethylethyl)diphenylsilyl]-4'-C-ethenylcytidine

2'-Deoxy-5'-O-[(1,1-dimethylethyl)diphenylsilyl]-4'-C-ethenyl-3'-O-(phenylmethyl)adenosine

2',3'-O-Cyclopentylidene-5'-O-[(1,1-dimethylethyl)diphenylsilyl]-4'-C-ethenyluridine

5'-O-[(1,1-Dimethylethyl)diphenylsilyl]-4'-C-ethenyl-3'-O-(phenylmethyl)adenosine

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

1-[(1R,5R,7R,8S)-8-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-5-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-6-oxabicyclo[3.2.1]oct-3-en-7-yl]-2,4(1H,3H)-pyrimidinedione

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

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

Adenosine,5'-O-[(1,1-dimethylethyl)diphenylsilyl]-4'-C-ethenyl-3'-O-(phenylmethyl)-,2'-(O-phenylcarbonothioate)

2'-Deoxy-5'-O-[(1,1-dimethylethyl)diphenylsilyl]-2',2'-difluoro-3'-O-[(4-methoxyphenyl)diphenylmethyl]-4'-C-(2-oxoethyl)uridine

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

2'-Deoxy-5'-O-[(1,1-dimethylethyl)diphenylsilyl]-4'-C-ethenyl-2',2'-difluoro-3'-O-[(4-methoxyphenyl)diphenylmethyl]uridine

(2R,3S,3aS,9aR)-2,3,3a,9a-Tetrahydro-7-methyl-6-oxo-3-(phenylmethoxy)-2-[(phenylmethoxy)methyl]-6H-furo[2',3':4,5]oxazolo[3,2-a]pyrimidine-2-acetonitrile

4-Amino-1-(2-deoxy-4-C-ethenyl-2-methyl-β-D-arabinofuranosyl)-2(1H)-pyrimidinone

9-(2-Deoxy-4-C-ethenyl-2-methyl-β-D-arabinofuranosyl)-1,9-dihydro-6H-purin-6-one

4-Amino-1-(2-deoxy-2-fluoro-4-C-1,2-propadien-1-yl-β-D-arabinofuranosyl)-2(1H)-pyrimidinone