Cytidine, 2′-deoxy-N-[(1,1-dimethylethoxy)carbonyl]-2′,2′-difluoro-, 5′-[4-[(7R)-1-[(6R)-3,6-dimethoxy-3-oxido-2,4,8-trioxa-3-phosphatricos-1-yl]-4,7-dimethoxy-4-oxido-3,5,9-trioxa-4-phosphatetracos-1-yl] butanedioate] 3′-(1,1-dimethylethyl carbonate)

Cytidine, 2′-deoxy-2′,2′-difluoro-, 5′-[(7R)-4-methoxy-1-[(6R)-3-methoxy-3-oxido-9-oxo-6-[(1-oxotetradecyl)oxy]-2,4,8-trioxa-3-phosphadocos-1-yl]-4-oxido-10-oxo-7-[(1-oxotetradecyl)oxy]-3,5,9-trioxa-4-phosphatricos-1-yl butanedioate]

Cytidine, 2′-deoxy-N-[(1,1-dimethylethoxy)carbonyl]-2′,2′-difluoro-, 3′-(1,1-dimethylethyl carbonate) 5′-[(7R)-4-methoxy-1-[(6R)-3-methoxy-3-oxido-9-oxo-6-[(1-oxotetradecyl)oxy]-2,4,8-trioxa-3-phosphadocos-1-yl]-4-oxido-10-oxo-7-[(1-oxotetradecyl)oxy]-3,5,9-trioxa-4-phosphatricos-1-yl butanedioate]

Cytidine, 2′-deoxy-2′,2′-difluoro-, 5′-[(7R)-4-methoxy-1-[(6R)-3-methoxy-3-oxido-6-(tetradecyloxy)-2,4,8-trioxa-3-phosphadocos-1-yl]-4-oxido-7-(tetradecyloxy)-3,5,9-trioxa-4-phosphatricos-1-yl butanedioate]

Cytidine, 2′-deoxy-N-[(1,1-dimethylethoxy)carbonyl]-2′,2′-difluoro-, 3′-(1,1-dimethylethyl carbonate) 5′-[(7R)-4-methoxy-1-[(6R)-3-methoxy-3-oxido-6-(tetradecyloxy)-2,4,8-trioxa-3-phosphadocos-1-yl]-4-oxido-7-(tetradecyloxy)-3,5,9-trioxa-4-phosphatricos-1-yl butanedioate]

Cytidine, 2′-deoxy-2′,2′-difluoro-, 3′-[(7R)-7-(hexyloxy)-1-[(6R)-6-(hexyloxy)-3-methoxy-3-oxido-2,4,8-trioxa-3-phosphatetradec-1-yl]-4-methoxy-4-oxido-3,5,9-trioxa-4-phosphapentadec-1-yl butanedioate]

Cytidine, 2′-deoxy-N-[(1,1-dimethylethoxy)carbonyl]-2′,2′-difluoro-, 5′-(1,1-dimethylethyl carbonate) 3′-[(7R)-7-(hexyloxy)-1-[(6R)-6-(hexyloxy)-3-methoxy-3-oxido-2,4,8-trioxa-3-phosphatetradec-1-yl]-4-methoxy-4-oxido-3,5,9-trioxa-4-phosphapentadec-1-yl butanedioate]

Cytidine, 2′-deoxy-2′,2′-difluoro-, 5′-[(7R)-7-(hexyloxy)-1-[(6R)-6-(hexyloxy)-3-oxido-3-(phenylmethoxy)-2,4,8-trioxa-3-phosphatetradec-1-yl]-4-oxido-4-(phenylmethoxy)-3,5,9-trioxa-4-phosphapentadec-1-yl butanedioate]

Cytidine, 2′-deoxy-N-[(1,1-dimethylethoxy)carbonyl]-2′,2′-difluoro-, 3′-(1,1-dimethylethyl carbonate) 5′-[(7R)-7-(hexyloxy)-1-[(6R)-6-(hexyloxy)-3-oxido-3-(phenylmethoxy)-2,4,8-trioxa-3-phosphatetradec-1-yl]-4-oxido-4-(phenylmethoxy)-3,5,9-trioxa-4-phosphapentadec-1-yl butanedioate]

Cytidine, 2′-deoxy-2′,2′-difluoro-, 5′-[(7R)-1-[(6R)-3,6-dimethoxy-3-oxido-2,4,8-trioxa-3-phosphatetradec-1-yl]-4,7-dimethoxy-4-oxido-3,5,9-trioxa-4-phosphapentadec-1-yl butanedioate]

Cytidine, 2′-deoxy-N-[(1,1-dimethylethoxy)carbonyl]-2′,2′-difluoro-, 5′-[(7R)-1-[(6R)-3,6-dimethoxy-3-oxido-2,4,8-trioxa-3-phosphatetradec-1-yl]-4,7-dimethoxy-4-oxido-3,5,9-trioxa-4-phosphapentadec-1-yl butanedioate] 3′-(1,1-dimethylethyl carbonate)

Ethyl 1-(2-deoxy-β-D-erythro-pentofuranosyl)-1,2,3,4,4a,4b,11a,11b-octahydro-4a-methyl-2,4,8-trioxo-8H-pyrano[3′′,2′′:5′,6′]benzofuro[3′,2′:3,4]cyclobuta[1,2-d]pyrimidine-7-carboxylate

5′-O-[Hydroxy(4-morpholinylamino)phosphinyl]adenylyl-(3′→5′)-2′-O-[(2-nitrophenyl)methyl]uridine

Cytidine, 5′-O-[hydroxy(phenylamino)phosphinyl]adenylyl-(3′→5′)-uridylyl-(3′→5′)-2′-O-[(2-nitrophenyl)methyl]-

5-Methyl-1-[(3R,4R,6R)-4-[(triphenylmethoxy)methyl]-1,5-dioxaspiro[2.4]hept-6-yl]-2,4(1H,3H)-pyrimidinedione

Thymidine, thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-

Thymidine, 3′-deoxy-3′-[(2-hydroxy-3,4-dioxo-1-cyclobuten-1-yl)amino]-

5-[[2-(Dimethylamino)ethyl]amino]-2-β-D-ribofuranosyl-1,2,4-triazin-3(2H)-one

5-[(4-Chlorophenyl)amino]-2-β-D-ribofuranosyl-1,2,4-triazin-3(2H)-one

5-(4-Methyl-1-piperazinyl)-2-β-D-ribofuranosyl-1,2,4-triazin-3(2H)-one