5'-Deoxy-5-fluorouridine 4-[O-[(pentyloxy)carbonyl]oxime]

5'-Deoxy-5-fluorouridine 4-[O-[(2,2-dichloro-1,1-dimethylethoxy)carbonyl]oxime]

5'-Deoxy-5-fluorouridine 4-[O-[(2-methylpropoxy)carbonyl]oxime]

5'-Deoxy-5-fluorouridine 4-[O-(butoxycarbonyl)oxime]

5'-Deoxy-5-fluorouridine 4-[2-[[4-(dimethylamino)phenyl]methylene]hydrazone]

5'-Deoxy-5-fluorouridine 4-[2-[(3,5-dimethoxyphenyl)methylene]hydrazone]

2'-O-Methylcytidylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methylcytidylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methylcytidylyl-(3'→5')-2'-O-methylcytidylyl-(3'→5')-2'-O-methyluridine

5'-Deoxy-5-fluorouridine 4-[O-[(hexadecyloxy)carbonyl]oxime]

5'-Deoxy-5-fluorouridine 4-[O-[(tetradecyloxy)carbonyl]oxime]

5'-Deoxy-5-fluorouridine 4-[O-[(octadecyloxy)carbonyl]oxime]

5'-Deoxy-5-fluorouridine 4-[2-(2-furanylmethylene)hydrazone]

2'-Deoxy-5'-O-β-D-galactopyranosyl-5-iodouridine

N-[1-[[[Bis(1,1-dimethylethoxy)phosphinyl]oxy]methyl]-2-phenylethyl]-2-chloroadenosine

7-[18-Azido-19-[3-[[[2-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]ethyl]amino]carbonyl]phenoxy]-5,12-dioxo-14,17-dioxa-4,11-diazanonadec-1-yn-1-yl]-2',3'-dideoxyguanosine 5'-(tetrahydrogen triphosphate)

5-[3-[[2-[2-[1-Azido-2-[3-[[[2-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]ethyl]amino]carbonyl]phenoxy]ethoxy]ethoxy]acetyl]amino]-1-propyn-1-yl]-2',3'-dideoxycytidine 5'-(tetrahydrogen triphosphate)

N-[(1S,2S)-2-[[Bis(phenylmethoxy)phosphinyl]oxy]cyclopentyl]-2-chloroadenosine

5'-O-[(1,1-Dimethylethyl)dimethylsilyl]-2'-C-methyladenosine

2'-Deoxy-2'-fluoro-5-methyluridine 5'-(tetrahydrogen triphosphate)

5'-O-[(4-Methoxyphenyl)diphenylmethyl]-2'-C-methyluridine

5'-O-[(1,1-Dimethylethyl)dimethylsilyl]-N-[(4-methoxyphenyl)diphenylmethyl]-2'-C-methyladenosine