1H-Benzimidazole, 4,6-difluoro-1-[3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-2-O-[2-[(trifluoroacetyl)amino]ethyl]-β-D-ribofuranosyl]-

1H-Benzimidazole, 1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-O-[2-[(trifluoroacetyl)amino]ethyl]-β-D-ribofuranosyl]-4,6-difluoro-

1H-Benzimidazole, 1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-O-[2-[(trifluoroacetyl)amino]ethyl]-β-D-ribofuranosyl]-4,6-difluoro-

1H-Benzimidazole, 4,6-difluoro-1-[2-O-[2-[(trifluoroacetyl)amino]ethyl]-β-D-ribofuranosyl]-

5'-Uridylic acid, 2'-deoxy-5-ethynyl-

5,6-Dichloro-1-D-ribofuranosyl-1H-benzimidazole

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-deoxy-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-N,5-dimethylcytidine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-deoxy-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-5-methylcytidine

2'-Deoxy-3',5'-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-5-methylcytidine

1H-Benzimidazole, 2-(methylthio)-1-(3,5-O-phosphinico-β-D-ribofuranosyl)-

2',3'-O-(Methoxymethylene)-5-methyluridine

Benzoic acid, 4,4',4''-[20-[4-[(1,2,3,4-tetrahydro-2,4-dioxo-1-β-D-ribofuranosyl-5-pyrimidinyl)ethynyl]phenyl]-21H,23H-porphine-5,10,15-triyl]tris-

4'-C-Methylcytidine 5'-(tetrahydrogen triphosphate)

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

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

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-deoxy-N-[6-[(9,10-dihydro-9,10-dioxo-1-anthracenyl)amino]hexyl]-5-methylcytidine

(2'R)-2'-Deoxy-2'-fluoro-2'-methylcytidine 5'-(tetrahydrogen triphosphate)

5,6-Dichloro-1-(3-O-methyl-β-D-ribofuranosyl)-1H-benzimidazole

5'-Uridylic acid, 2'-deoxy-5-(phenylethynyl)-

9-[2-Deoxy-4-C-ethynyl-3,5-bis-O-(phenylmethyl)-β-L-erythro-pentofuranosyl]-9H-purine-2,6-diamine