(5R)-5-[(2,5-Dimethoxyphenyl)thio]-5,6-dihydro-5-methyluridine

5-[8-(7-[2,2'-Bithiophen]-5-yl-3H-imidazo[4,5-b]pyridin-3-yl)-1-octyn-1-yl]-2'-deoxyuridine

3'-Azido-6-O-cyclobutyl-2',3'-dideoxyguanosine

2-Ethyl-1-β-D-ribofuranosyl-1H-benzimidazole

3'-O-[(2R)-6,8-Bis(1,1-dimethylethyl)-5-fluoro-2-oxido-4H-1,3,2-benzodioxaphosphorin-2-yl]-2'-deoxy-5-iodouridine

4'-C-Azido-2',5'-dideoxy-2'-fluoro-5'-iodouridine

4'-C-Azido-N-benzoyl-2',5'-dideoxy-2'-fluoro-5'-iodocytidine

N-Benzoyl-2',5'-dideoxy-2'-fluoro-5'-iodocytidine

4'-C-Azido-N-benzoyl-2',5'-dideoxy-2',2'-difluoro-5'-iodocytidine

2',3'-O-Cyclopentylidene-2'-C-methyluridine

5,6-Dichloro-1-[2-O-[(2,5-dichlorophenoxy)[2-(4-nitrophenyl)ethoxy]phosphinyl]-3-O-[(1,1-dimethylethyl)dimethylsilyl]-5-O-[(4-methoxyphenyl)diphenylmethyl]-β-D-ribofuranosyl]-1H-benzimidazole

6-Fluoro-5-(4-methyl-1-piperazinyl)-1-β-D-ribofuranosyl-1H-benzimidazole

5'-O-(2,7-Dimethyl-9-phenyl-9H-xanthen-9-yl)-2'-O-(2-methoxyethyl)-5-methyluridine

5'-Deoxy-5'-[[3-[[[[4-(1,1-dimethylethyl)phenyl]amino]carbonyl]amino]propyl](1-methylethyl)amino]-N-methyladenosine

2-S-[(2E)-3,7-Dimethyl-2,6-octadien-1-yl]-2-thiouridine

2-S-[(2E)-3,7-Dimethyl-2,6-octadien-1-yl]-5-[(methylamino)methyl]-2-thiouridine

N-Acetyl-2'-azido-2'-deoxy-2'-C-methylcytidine

4,5,6,7-Tetrachloro-1-(2-deoxy-β-D-erythro-pentofuranosyl)-1H-benzimidazole

5,6-Dichloro-1-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-4,7-diiodo-1H-benzimidazole

Bis[[[(1-methylethoxy)carbonyl]oxy]methyl]4'-C-(fluoromethyl)-2'-C-methyl-5'-adenylate

2,4-Di-O-benzyl-6-deoxy-alpha,beta-D-glucopyranose