β-D-ribo-Heptofuranothymidine, [P(R)]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-2′-fluoro-5-methyluridylyl-(3′→5′-7′)-6′-deoxy-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

β-D-ribo-Heptofuranothymidine, [P(R)]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-5-methyl-2′-O-[2-(methylamino)-2-oxoethyl]uridylyl-(3′→5′-7′)-6′-deoxy-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

β-D-ribo-Heptofuranothymidine, [P(R)]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-(2-methoxyethyl)-5-methyluridylyl-(3′→5′-7′)-6′-deoxy-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

β-D-ribo-Heptofuranothymidine, [P(R)]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-5-methyl-2′-O-methyluridylyl-(3′→5′-7′)-6′-deoxy-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

β-D-ribo-Heptofuranothymidine, [P(R)]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′,6′-dideoxy-2′-fluoro-5-methyl-β-D-altrofuranouridylyl-(3′→5′-7′)-6′-deoxy-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

β-D-ribo-Heptofuranothymidine, [P(R)]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′,6′-dideoxy-2′-fluoro-5-methyl-α-L-galactofuranouridylyl-(3′→5′-7′)-6′-deoxy-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′,6′-dideoxy-2′-fluoro-5-methyl-α-L-talofuranouridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-6′-deoxy-5-methyl-2′-O-[2-(methylamino)-2-oxoethyl]-α-L-talofuranouridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-6′-deoxy-2′-O-(2-methoxyethyl)-5-methyl-α-L-talofuranouridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-6′-deoxy-5-methyl-2′-O-methyl-α-L-talofuranouridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′,6′-dideoxy-2′-fluoro-5-methyl-β-D-allofuranouridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-6′-deoxy-5-methyl-2′-O-[2-(methylamino)-2-oxoethyl]-β-D-allofuranouridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-6′-deoxy-2′-O-(2-methoxyethyl)-5-methyl-β-D-allofuranouridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-6′-deoxy-5-methyl-2′-O-methyl-β-D-allofuranouridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-2′-fluoro-5-methyluridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-5-methyl-2′-O-[2-(methylamino)-2-oxoethyl]uridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′-O-(2-methoxyethyl)-5-methyluridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-5-methyl-2′-O-methyluridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′,6′-dideoxy-2′-fluoro-5-methyl-β-D-altrofuranouridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′,6′-dideoxy-2′-fluoro-5-methyl-α-L-galactofuranouridylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranothymidine