5'-O-[4,5-Dihydro-2-oxido-4-[(phenylmethoxy)carbonyl]-1,3,2-thiazaphosphepin-2(3H)-yl]-2'-C-methyl-6-O-methylguanosine

(2'R)-2',3'-Dideoxy-2'-fluoro-2'-methyluridine

(2'R)-2'-Deoxy-2'-fluoro-2'-(fluoromethyl)-6-O-methylguanosine

N-[(1S)-2-(2-Benzothiazolylthio)-1-methylethyl]-2-chloroadenosine

2'-Azido-2'-deoxy-2'-C-methyladenosine

(2'R)-5'-O-[(2R,4S)-4-(3-Chlorophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-2'-deoxy-2',5-difluoro-2'-methyluridine

2',3'-Dideoxy-2',3'-difluoro-4'-C-fluorouridine

2-Chloro-5,6-diiodo-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-benzimidazole

5'-[[2-(Benzoylamino)acetyl]amino]-5'-deoxyuridine

5'-[[2-(Acetylamino)acetyl]amino]-5'-deoxyuridine

1-(5-O-Phosphono-β-D-ribofuranosyl)-2-(3-pyridinyl)-1H-benzimidazole

2'-Deoxy-5-fluorouridine 5'-(pentahydrogen tetraphosphate)

Uridine, 3-benzoyl-, 2',3'-diacetate 5'-(hydrogen phosphonate)

Uridine 5'-(trihydrogen diphosphate), P'-[2-(benzoylamino)-2-deoxy-α-D-glucopyranosyl] ester

Guanosine, 2'-C-methyl-, 5'-[2-[[2,2-dimethyl-1-oxo-3-(triphenylmethoxy)propyl]thio]ethyl P-(4-methyl-1-piperazinyl)phosphonate]

Guanosine, 2'-C-methyl-, 5'-[2-[[2,2-dimethyl-1-oxo-3-(triphenylmethoxy)propyl]thio]ethyl P-4-morpholinylphosphonate]

Cytidine, N-benzoyl-5'-deoxy-5'-(diethoxyphosphinyl)-, 2',3'-dibenzoate

2-Amino-7-[2-deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-3,7-dihydro-5-[[(2-nitrophenyl)methoxy]methyl]-4H-pyrrolo[2,3-d]pyrimidin-4-one

2'-Deoxy-5-[[(1S)-2,2-dimethyl-1-(2-nitrophenyl)propoxy]methyl]cytidine 5'-(tetrahydrogen triphosphate)

Uridine 5'-(tetrahydrogen triphosphate), 3'-azido-2',3'-dideoxy-5-ethyl-

Phosphonic acid, benzyl ester, ester with 2',3'-O-isopropylidene-5-methyluridine