(2'R)-2'-Deoxy-2-O-ethyl-2'-fluoro-2'-methyluridine

2'-Deoxy-4-O-(2,6-dimethylphenyl)-2'-fluoro-3',5'-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-2-thiouridine

2'-Deoxy-2'-methyl-2-thiouridine

(2'R)-2'-Deoxy-4-O-(2,6-dimethylphenyl)-2'-fluoro-2'-methyl-2-thiouridine

(2'R)-2'-Deoxy-3',5'-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-4-O-(2,6-dimethylphenyl)-2'-fluoro-2'-methyluridine

2'-Deoxy-2'-fluoro-2-thiouridine

2'-Deoxy-2'-fluoro-3',5'-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-2-thiouridine

Adenosine 5'-(trihydrogen diphosphate), P'-anhydride with N-methylguanosine 5'-(dihydrogen phosphorothioate), (R)-

3'-Deoxy-3'-fluoro-2'-C-methyl-2-thiouridine

(2'R)-2'-Deoxy-2'-fluoro-2'-methyl-2-thiouridine 5'-(tetrahydrogen triphosphate)

2'-C-Methyl-2-thiouridine 5'-(trihydrogen diphosphate)

3',5'-O-[Bis(1,1-dimethylethyl)silylene]-N-methyladenosine

3',5'-O-[Bis(1,1-dimethylethyl)silylene]-5-iodouridine

3',5'-O-[Bis(1,1-dimethylethyl)silylene]-2'-O-[(1,1-dimethylethyl)dimethylsilyl]-N-methyladenosine

Adenosine 5'-(trihydrogen diphosphate), P'-anhydride with N-methylguanosine 5'-(dihydrogen phosphorothioate), (S)-

3'-Amino-N-benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2',3'-dideoxycytidine

2'-Deoxy-5'-O-[(1,1-dimethylethyl)dimethylsilyl]-2',2'-difluoro-3'-O-[(4-methoxyphenyl)diphenylmethyl]-4'-C-methylcytidine

1-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-2-[[(4,5-dimethoxy-2-nitrophenyl)methyl]thio]-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-1H-benzimidazole

2'-O-Methyl-N-(2-methylpropyl)-6-thioguanosine 5'-(tetrahydrogen triphosphate)

2'-Deoxy-2'-fluoro-N-(2-methylpropyl)-6-thioguanosine 5'-(tetrahydrogen triphosphate)