Thymidine, potassium salt (1:1)

Cytidine, 2'-deoxy-2',2'-difluoro-N-(1-oxopentyl)-

Uridine, 5'-O-[(4-methoxyphenyl)diphenylmethyl]-5-methyl- (9CI)

5-[3-Oxo-3-[[6-[Trifluoracetylamino]Hexyl]Amino]-1-Propenyl]Uridine

Uridine, 2'-O-(2-Methoxyethyl)-5-Methyl-2-Thio-

Thymidine, 5'-O-(5-hydroxy-2-oxido-1,3,2-dioxaphosphorinan-2-yl)- (9CI)

Uridine, 2'-deoxy-5-(4-methyl-3-morpholinyl)- (9CI)

2',3',5'-Tris-O-[(1,1-dimethylethyl)dimethylsilyl]-2-methyl-6-O-methylinosine

2-(2-Benzofuranyl)-2',3',5'-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-6-O-methylinosine

2-[3,5-Bis(trifluoromethyl)phenyl]-2',3',5'-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-6-O-methylinosine

2',5'-Dideoxy-5'-iodoguanosine

(2'R)-2'-Deoxy-2'-(3,3-difluoro-1,2-propadien-1-yl)-2'-fluoroadenosine

(2'R)-2'-Deoxy-2'-(3,3-difluoro-1,2-propadien-1-yl)-2'-fluoroguanosine

7-[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'-dideoxyadenosine 5'-(tetrahydrogen triphosphate)

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-O-ethyl-4'-C-fluorothymidine

5'-Deoxy-5'-[[3-[[[[4-(1,1-dimethylethyl)phenyl]amino]carbonyl]amino]propyl](2-methylpropyl)amino]adenosine