3'-Deoxy-2'-O-ethyl-3'-[[(4-methoxyphenyl)diphenylmethyl]amino]-5-methyluridine

2-Chloro-3'-deoxy-N,N-bis[(1,1-dimethylethoxy)carbonyl]-2'-O-[(1,1-dimethylethyl)dimethylsilyl]-5'-O-[2-ethoxy-1-(ethoxycarbonyl)-2-oxo-1-(phenylmethyl)ethyl]-3'-methyladenosine

2-Chloro-3'-deoxy-N,N-bis[(1,1-dimethylethoxy)carbonyl]-2'-O-[(1,1-dimethylethyl)dimethylsilyl]-5'-O-[2-ethoxy-1-(ethoxycarbonyl)-2-oxoethyl]-3'-methyladenosine

4-(Phenylmethoxy)-1-β-D-ribofuranosyl-1H-benzimidazole

4-(Phenylmethoxy)-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-benzimidazole

5'-[[(2S)-6-Amino-1-oxo-2-[[2-[4-(5-pyrimidinyl)-1H-1,2,3-triazol-1-yl]acetyl]amino]hexyl]amino]-5'-deoxyuridine

5,6-Dimethyl-1-β-D-ribofuranosyl-1H-benzotriazole

5-[[4-(2-Benzoxazolyl)phenyl]ethynyl]-2'-deoxyuridine

Methyl 1-(2,5-di-O-benzoyl-3-deoxy-3-fluoro-β-D-ribofuranosyl)-1H-benzotriazole-4-carboxylate

1H-Benzotriazole-4-carboxylic acid, 1-[2-O-[[[(1S,2R,3R)-3-(6-chloro-9H-purin-9-yl)-2-(hydroxymethyl)cyclobutyl]methoxy](2-cyanoethoxy)phosphinothioyl]-3-deoxy-3-fluoro-β-D-ribofuranosyl]-, methyl ester

(2'S)-2'-Chloro-2',5'-dideoxy-2'-fluoro-5'-iodouridine

5-(1-Chloroethenyl)-3-methyluridine

1-[2-Deoxy-2-(2-oxopropyl)-3,5-bis-O-(phenylmethyl)-α-D-lyxofuranosyl]-1H-benzotriazole

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribofuranosyl]-4-nitro-1H-benzotriazole

5'-S-[[(4R,5S)-5-(Hydroxymethyl)-2,2-dimethyl-1,3-dioxolan-4-yl]methyl]-2',3'-O-(1-methylethylidene)-5'-thiouridine