5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-5-[[methyl(2,2,2-trifluoroacetyl)amino]methyl]-2-thiouridine

2-Bromo-5,6-dichloro-1-(3,5-di-O-acetyl-2-deoxy-β-L-erythro-pentofuranosyl)-1H-benzimidazole

1H-Benzimidazole, 2-bromo-5,6-dichloro-1-[3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-L-ribofuranosyl]-

5-Fluorodeoxyuridine triphosphate

4-Thiouridine 5'-(trihydrogen diphosphate)

2'-O-(2-Aminoethyl)-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-5-methyluridine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-O-[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethyl]-5-methyluridine

Alanine, 3-phenyl-N-phosphono-, 1-methyl ester, L-, 5'-ester with 3-methyluridine

5-Bromo-6-nitro-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-benzimidazole

Benzimidazole, 1-β-D-ribofuranosyl-2-(4-thiazolylmethyl)-

4,6-Difluoro-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-benzimidazole

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-β-D-ribofuranosyl]-4,6-difluoro-1H-benzimidazole

4,6-Difluoro-1-β-D-ribofuranosyl-1H-benzimidazole

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-fluoro-2'-O-methyladenosine

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribofuranosyl]-4,6-difluoro-1H-benzimidazole

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribofuranosyl]-4,6-difluoro-1H-benzimidazole

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]-4,6-difluoro-1H-benzimidazole

Uridine, 2',3'-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-5'-S-[1-(2,6-dimethylphenyl)-1H-tetrazol-5-yl]-5'-thio-

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-1H-benzimidazole

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-1H-benzimidazole