Cytidine, 2′-deoxy-2′,2′-difluoro-, 5′,5′′′-[[1-(3-hydroxy-7,7-dimethyl-3-oxido-2,4-dioxa-7-azonia-3-phosphaoct-1-yl)-1,2-ethanediyl]bis[oxy(4-oxo-4,1-butanediyl)] dicarbonate]

Cytidine, 2′-deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-5-fluoro-, 3′-(hydrogen hexanoate)

2′-Deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-5-fluorocytidine

Cytidine, N,N′′-[[1-(3-hydroxy-7,7-dimethyl-3-oxido-2,4-dioxa-7-azonia-3-phosphaoct-1-yl)-1,2-ethanediyl]bis[oxy(1,6-dioxo-6,1-hexanediyl)]]bis[5′-deoxy-5-fluoro-, inner salt, 2′,2′′′,3′,3′′′-tetraacetate

N-(5-Carboxy-1-oxopentyl)-5′-deoxy-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-5-fluorocytidine

N-(5-Carboxy-1-oxopentyl)-5′-deoxy-5-fluorocytidine

Cytidine, N-(5-carboxy-1-oxopentyl)-5′-deoxy-5-fluoro-, 2′,3′-diacetate

L-Serine, OC,OC′-diester with 2′-deoxy-2′,2′-difluoro-N-(1-oxo-2-propylpentyl)cytidine 3′-(1,1-dimethylethyl carbonate)

L-Serine, O-[[2,3-bis[(5-carboxy-1-oxopentyl)oxy]propoxy]hydroxyphosphinyl]-N-[(phenylmethoxy)carbonyl]-, 1-(phenylmethyl) ester, C,C′-diester with 2′-deoxy-2′,2′-difluoro-N-(1-oxo-2-propylpentyl)cytidine 3′-(1,1-dimethylethyl carbonate)

Cytidine, 2′-deoxy-2′,2′-difluoro-N-(1-oxo-2-propylpentyl)-, 5′,5′′′-[6,6′-[1-[[[(2-aminoethoxy)hydroxyphosphinyl]oxy]methyl]-1,2-ethanediyl] dihexanedioate]

Cytidine, 2′-deoxy-2′,2′-difluoro-N-(1-oxo-2-propylpentyl)-, 5′,5′′′-[6,6′-[1-[[[(2,3-dihydroxypropoxy)hydroxyphosphinyl]oxy]methyl]-1,2-ethanediyl] dihexanedioate]

Cytidine, 2′-deoxy-2′,2′-difluoro-N-(1-oxo-2-propylpentyl)-, 3′-(1,1-dimethylethyl carbonate) 5′,5′′′-[6,6′-[1-(hydroxymethyl)-1,2-ethanediyl] dihexanedioate]

Cytidine, N,N′′-[8-(3-hydroxy-7,7-dimethyl-3-oxido-2,4-dioxa-7-azonia-3-phosphaoct-1-yl)-1,6,11,16-tetraoxo-2,7,10,15-tetraoxahexadecane-1,16-diyl]bis[2′-deoxy-2′,2′-difluoro-, inner salt

Cytidine, 2′-deoxy-2′,2′-difluoro-N-(1-oxo-2-propylpentyl)-, 5′,5′′′-[6,6′-[1-(3-hydroxy-7,7-dimethyl-3-oxido-2,4-dioxa-7-azonia-3-phosphaoct-1-yl)-1,2-ethanediyl] dihexanedioate], inner salt

Cytidine, 2′-deoxy-2′,2′-difluoro-N-(1-oxo-2-propylpentyl)-, 3′-(1,1-dimethylethyl carbonate) 5′-(hydrogen hexanedioate)

Cytidine, 2′-deoxy-2′,2′-difluoro-N-(1-oxo-2-propylpentyl)-, 3′-(1,1-dimethylethyl carbonate)

Cytidine, 2′-deoxy-2′,2′-difluoro-, 5′,5′′′-[8-(3-hydroxy-7,7-dimethyl-3-oxido-2,4-dioxa-7-azonia-3-phosphaoct-1-yl)-6,11-dioxo-7,10-dioxa-3,4,13,14-tetrathiahexadecanedioate], inner salt

Cytidine, 2′-deoxy-N-[(1,1-dimethylethoxy)carbonyl]-2′,2′-difluoro-, 5′-[2-[(carboxymethyl)dithio]acetate] 3′-(1,1-dimethylethyl carbonate)

Cytidine, 2′-deoxy-2′,2′-difluoro-, 3′,3′′′-[4,4′-[1-(3-hydroxy-7,7-dimethyl-3-oxido-2,4-dioxa-7-azonia-3-phosphaoct-1-yl)-1,2-ethanediyl] dibutanedioate], inner salt