4-Amino-1-[2-cyano-2-deoxy-5-O-[dimethyl(1,1,2-trimethylpropyl)silyl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[2-cyano-2-deoxy-5-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[2-cyano-5-O-(cyclohexyldiethylsilyl)-2-deoxy-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[2-cyano-2-deoxy-5-O-[diethyl(1-methylethyl)silyl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[2-cyano-2-deoxy-5-O-[tris(1-methylethyl)silyl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[2-cyano-2-deoxy-5-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)thymidylyl-(3′→5′)-N-benzoyl-P-(2-cyanoethyl)-2′-deoxycytidylyl-(3′→5′)-P-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-P-(2-cyanoethyl)thymidylyl-(3′→5′)-P-(2-cyanoethyl)thymidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-o...

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-P-(2-cyanoethyl)thymidylyl-(3′→5′)-P-(2-cyanoethyl)thymidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-(4-oxopentanoate)

Thymidine, N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-P(O)-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)-P-thioguanylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyano...

Thymidine, N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thioadenylyl-(3′→5′)-, 3′-(4-oxopentanoate)

Guanosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P(O)-(2-cyanoethyl)-2′-deoxy-P-thioadenylyl-(3′→5′)-P(O)-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)-P-thioguanylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-P(O)-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxop...

Guanosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P(O)-(2-cyanoethyl)-2′-deoxy-P-thioadenylyl-(3′→5′)-P(O)-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)-P-thioguanylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-P(O)-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxop...

Guanosine, N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-P(O)-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)-P-thioguanylyl-(3′→5′)-P(O)-(2-cyanoethyl)-P-thiothymidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-(4-oxopentanoate)

Guanosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-P(O)-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)-P-thioguanylyl-(3′→5′)-P(O)-(2-cyanoethyl)-P-thiothymidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-(4-oxopentanoate)

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P(O)-(2-cyanoethyl)-P-thiothymidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-P(O)-(2-cyanoethyl)-P-thiothymidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-d...

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P(O)-(2-cyanoethyl)-P-thiothymidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-P(O)-(2-cyanoethyl)-P-thiothymidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-d...

Cytidine, P(O)-(2-cyanoethyl)-P-thiothymidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-N-benzoyl-2′-deoxy-, 3′-(4-oxopentanoate)

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P(O)-(2-cyanoethyl)-P-thiothymidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-N-benzoyl-P(O)-(2-cyanoethyl)-2′-deoxy-P-thiocytidylyl-(3′→5′)-N-benzoyl-2′-deoxy-, 3′-(4-oxopentanoate)

Adenosine, N-benzoyl-P-(2-chlorophenyl)-2′-O-[(1,1-dimethylethyl)dimethylsilyl]adenylyl-(3′→5′)-N-benzoyl-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, N-benzoyl-P-(2-chlorophenyl)-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-O-[(4-methoxyphenyl)diphenylmethyl]cytidylyl-(3′→5′)-2′,3′-bis-O-[(1,1-dimethylethyl)diphenylsilyl]-5,6-dihydro-