Thymidine, [P(S)]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxy-P-methylthymidylyl-(3′→5′)-[P(R)]-P-deoxy-P-methylthymidylyl-(3′→5′)-[P(S)]-P-deoxy-P-methylthymidylyl-(3′→5′)-[P(S)]-P-deoxy-P-methylthymidylyl-(3′→5′)-, 3′-acetate

Thymidine, [P(S)]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxy-P-methylthymidylyl-(3′→5′)-, 3′-[S-methyl [P(R)]-methylphosphonothioate]

Thymidine, [P(S)]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxy-P-methylthymidylyl-(3′→5′)-, 3′-[[P(R)]-P-methyl-N-phenylphosphonamidate]

Thymidine, 3′-[[P(R)]-P-methyl-N-phenylphosphonamidate]

Thymidine, [P-(S)]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxy-P-methylthymidylyl-(3′→5′)-[P-(S)]-P-deoxy-P-methylthymidylyl-(3′→5′)-, 3′-acetate

5′-Thymidylic acid, α-[(2-hydroxyethyl)thio]-

Guanosine, [P-(R)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-P-(O)-[(1R)-2-[(fluoroacetyl)amino]-1-phenylethyl]-P-thiocytidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-acetate

Thymidine, [P(R)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-P(O)-[(1R)-2-[(fluoroacetyl)amino]-1-phenylethyl]-P-thiocytidylyl-(3′→5′)-, 3′-acetate

Guanosine, [P(S)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxo-2′-deoxy-P(O)-[(1R)-2-[(2-fluoroacetyl)amino]-1-phenylethyl]cytidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-acetate

Thymidine, [P(S)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxo-2′-deoxy-P(O)-[(1R)-2-[(2-fluoroacetyl)amino]-1-phenylethyl]cytidylyl-(3′→5′)-, 3′-acetate

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-O-[(2S,5S)-3-(fluoroacetyl)-5-phenyl-1,3,2-oxazaphospholidin-2-yl]-

Cytidine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-3′-O-[(2S,5S)-3-(fluoroacetyl)-5-phenyl-1,3,2-oxazaphospholidin-2-yl]-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-O-[(2R,5R)-3-(fluoroacetyl)-5-phenyl-1,3,2-oxazaphospholidin-2-yl]-

Guanosine, [P-(S)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-P-(O)-[(1S)-2-[(fluoroacetyl)amino]-1-phenylethyl]-P-thiocytidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-acetate

Thymidine, [P-(S)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-P-(O)-[(1S)-2-[(fluoroacetyl)amino]-1-phenylethyl]-P-thiocytidylyl-(3′→5′)-, 3′-acetate

Guanosine, [P(R)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxo-2′-deoxy-P(O)-[(1S)-2-[(2-fluoroacetyl)amino]-1-phenylethyl]cytidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-acetate

Thymidine, [P(R)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxo-2′-deoxy-P(O)-[(1S)-2-[(2-fluoroacetyl)amino]-1-phenylethyl]cytidylyl-(3′→5′)-, 3′-acetate

N-Benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-3′-O-[(2R,5R)-3-(2-fluoroacetyl)-5-phenyl-1,3,2-oxazaphospholidin-2-yl]cytidine

Thymidine, N-benzoyl-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-N-benzoyl-2′-deoxycytidylyl-(3′→5′)-thymidylyl-(3′→5′)-