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

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-5-bromouridine

5'-[(Benzo[b]thien-2-ylsulfonyl)amino]-5'-deoxyuridine

2'-Deoxy-3'-O-dephosphinico-5-methylcytidylylmethylene-1H-1,2,3-triazole-4,1-diyl-(3'→5')-2',5'-dideoxycytidine

5'-[[[5-[2-Chloro-5-(trifluoromethyl)phenyl]-2-furanyl]methyl]amino]-5'-deoxyuridine

5'-[(Cyclopropylsulfonyl)amino]-5'-deoxyuridine

5'-[[(4-Acetyl-3,4-dihydro-2H-1,4-benzoxazin-6-yl)sulfonyl]amino]-5'-deoxyuridine

5-[(1E)-3-[[2-[[5-(Acetylamino)-2,6-anhydro-3,5-dideoxy-D-glycero-D-galacto-non-2-enonoyl]amino]ethyl]amino]-3-oxo-1-propen-1-yl]-2'-deoxyuridine

2',2'''-O-[Oxybis(2,1-ethanediyl-1H-1,2,3-triazole-1,4-diylmethylene)]bis[2-aminoadenosine]

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

5'-[[(2R)-2-Amino-1-oxo-4-phenylbutyl]amino]-5'-deoxyuridine

(2'R)-2'-Chloro-2'-deoxy-N-[(4-methoxyphenyl)diphenylmethyl]-2'-methylcytidine

(2'R)-2'-Chloro-2'-deoxy-2'-methyladenosine

(2'R)-2'-Chloro-2'-deoxy-2'-methylcytidine 5'-(tetrahydrogen triphosphate)

(2'R)-2'-Chloro-2'-deoxy-2'-methyluridine 5'-(tetrahydrogen triphosphate)

L-Alanine, N-phosphono-, 1-(1-methylethyl) ester, cyclic (P→3',5')-ester with (2'R)-2'-chloro-2'-deoxy-2'-methyladenosine

(2'R)-2'-Chloro-2'-deoxy-2'-methyladenosine 5'-(tetrahydrogen triphosphate)

(2'R)-2'-Chloro-2'-deoxy-5-fluoro-2'-methyluridine 5'-(tetrahydrogen triphosphate)

(2'R)-2'-Chloro-2'-deoxy-2',5-dimethyluridine 5'-(tetrahydrogen triphosphate)

(2'R)-2'-Chloro-2'-deoxy-5-fluoro-2'-methylcytidine 5'-(tetrahydrogen triphosphate)