Adenosine, 4′-C-(hydroxymethyl)-N-benzoyl-3′,5′-bis-O-(phenylmethyl)-

Cytidine, 4′-C-(hydroxymethyl)-N-benzoyl-3′,5′-bis-O-(phenylmethyl)-

Guanosine, 4′-C-(hydroxymethyl)-N-(2-methyl-1-oxopropyl)-3′,5′-bis-O-(phenylmethyl)-

Uridine, 4′-C-(hydroxymethyl)-3′,5′-bis-O-(phenylmethyl)-

4′-C-(Hydroxymethyl)-5-methyl-3′,5′-bis-O-(phenylmethyl)uridine

Adenosine, 4′-C-[(acetyloxy)methyl]-N-benzoyl-3′,5′-bis-O-(phenylmethyl)-, 2′-acetate

Cytidine, 4′-C-[(acetyloxy)methyl]-N-benzoyl-3′,5′-bis-O-(phenylmethyl)-, 2′-acetate

Guanosine, 4′-C-[(acetyloxy)methyl]-N-(2-methyl-1-oxopropyl)-3′,5′-bis-O-(phenylmethyl)-, 2′-acetate

5′-O-[[3-[[1-[2-[2-[2-(β-D-Galactopyranosyloxy)ethoxy]ethoxy]ethyl]-1H-1,2,3-triazol-4-yl]methoxy]-4-nitrophenoxy]hydroxyphosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidine

5′-O-[[3-[[1-[2-[2-[2-[[(2R)-3,4-Dihydro-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-2H-1-benzopyran-6-yl]oxy]ethoxy]ethoxy]ethyl]-1H-1,2,3-triazol-4-yl]methoxy]-4-nitrophenoxy]hydroxyphosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5..

5′-O-[[3-[[1-[17-[(3aS,4S,6aR)-Hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-13-oxo-3,6,9-trioxa-12-azaheptadec-1-yl]-1H-1,2,3-triazol-4-yl]methoxy]-4-nitrophenoxy]hydroxyphosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidine

5′-O-[Hydroxy[4-nitro-3-[[1-[13-oxo-13-(2,3,6,7-tetrahydro-11-oxo-1H,5H,11H-[1]benzopyrano[6,7,8-ij]quinolizine-10-yl)-3,6,9-troxa-12-azatridec-1-yl]-1H-1,2,3-triazol-1-yl]methoxy]phenoxy]phosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymid..

Uridine, 4′-C-[(acetyloxy)methyl]-3′,5′-bis-O-(phenylmethyl)-, 2′-acetate

5′-O-[Hydroxy[4-nitro-3-(2-propyn-1-yloxy)phenoxy]phosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidine

Uridine, 4′-C-[(acetyloxy)methyl]-5-methyl-3′,5′-bis-O-(phenylmethyl)-, 2′-acetate

as-Triazine-3,5(2H,4H)-dione, 2-β-D-ribofuranosyl-, 2′,3′-diacetate 5′-[hydrogen bis(2-chloroethyl)phosphoramidate]

as-Triazine-3,5(2H,4H)-dione, 2-β-D-ribofuranosyl-, cyclic 2′,3′-(ethyl orthoformate) 5′-(ethyl 1-aziridinylphosphonate)

as-Triazine-3,5(2H,4H)-dione, 2-β-D-ribofuranosyl-, 5′-[ethyl bis(2-chloroethyl)phosphoramidate]

as-Triazine-3,5(2H,4H)-dione, 2-β-D-ribofuranosyl-, cyclic 2′,3′-(ethyl orthoformate) 5′-[ethyl bis(2-chloroethyl)phosphoramidate]

as-Triazine-3,5(2H,4H)-dione, 2-β-D-ribofuranosyl-, 2′,3′-diacetate 5′-[ethyl bis(2-chloroethyl)phosphoramidate]