Uridine, 5-[1,2-bis(acetyloxy)-2-(3,4,5-trimethoxyphenyl)ethyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

Thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenosine

N-[4-Chloro-7-[2-deoxy-5-O-[(1,1-dimethylethyl)diphenylsilyl]-3-O-(methylsulfonyl)-α-D-erythro-pentofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-2-yl]formamide

5′-Cytidylic acid, 5-bromo-2′-deoxy-, 3′-ester with N-[2-amino-6-[(2-deoxy-5-O-phosphono-β-D-erythro-pentofuranosyl)amino]-1,4-dihydro-4-oxo-5-pyrimidinyl]-N-methylformamide

Thymidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidine

2′-Deoxyguanylyl-(3′→5′)-2′-deoxy-3′-uridylic acid

[P(R)]-N-Benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxyadenylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-α-L-lyxo-heptofuranothymidine

[P(R)]-N-Benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxycytidylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-α-L-lyxo-heptofuranothymidine

[P(R)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-α-L-lyxo-heptofuranothymidine

[P(R)]-N-Benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxyadenylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-ribo-heptofuranothymidine

[P(R)]-N-Benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxycytidylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-ribo-heptofuranothymidine

[P(R)]-5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-N-Benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxyadenylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-ribo-heptofuranothymidine

[P(S)]-N-Benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxycytidylyl-(3′→5′-7′)-6′-deoxy-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-ribo-heptofuranothymidine

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

3′-Adenylic acid, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, mono(2-cyanoethyl) ester, 5′-ester with 1-[(5ξ)-2,6-dideoxy-3-O-[(1,1-dimethylethyl)diphenylsilyl]-7-O-[(4-methylphenyl)sulfonyl]-β-D-erythro-heptofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

3′-Cytidylic acid, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, mono(2-cyanoethyl) ester, 5′-ester with 1-[(5ξ)-2,6-dideoxy-3-O-[(1,1-dimethylethyl)diphenylsilyl]-7-O-[(4-methylphenyl)sulfonyl]-β-D-erythro-heptofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

3′-Guanylic acid, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-(2-methyl-1-oxopropyl)-, mono(2-cyanoethyl) ester, 5′-ester with 1-[(5ξ)-2,6-dideoxy-3-O-[(1,1-dimethylethyl)diphenylsilyl]-7-O-[(4-methylphenyl)sulfonyl]-β-D-erythro-heptofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

3′-Thymidylic acid, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-, mono(2-cyanoethyl) ester, 5′-ester with 1-[(5ξ)-2,6-dideoxy-3-O-[(1,1-dimethylethyl)diphenylsilyl]-7-O-[(4-methylphenyl)sulfonyl]-β-D-erythro-heptofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

[P(R)]-Thymidylyl-(3′→5′-7′)-6′-deoxy-β-D-ribo-heptofuranothymidine