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

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

Methyl 2,3-di-O-benzoyl-1-thio-α-L-rhamnopyranoside

Methyl 2-O,3-O-dibenzyl-α-L-altrofuranoside

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]

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)

Guanosine 5'-(trihydrogen diphosphate), 2'-deoxy-, P'-beta-D-glucopyranosyl ester

2'-Deoxyadenylyl-(3'→5')-2'-O-methyluridine

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