Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxy-3′-O-[hydroxybis(1-methylethyl)silyl]-

Thymidine, 3′-O-[hydroxybis(1-methylethyl)silyl]-, 5′-(9H-fluoren-9-ylmethyl carbonate)

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]thymidylyl-(3′→5′)-3′-O-[ethoxybis(1-methylethyl)silyl]-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)thymidylyl-(3′→5′)-3′-O-[ethoxybis(1-methylethyl)silyl]-

Thymidine, 3′-O-[ethoxybis(1-methylethyl)silyl]-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-O-[ethoxybis(1-methylethyl)silyl]-

Guanosine, N-[bis(4-methoxyphenyl)phenylmethyl]-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Guanosine, N-[bis(4-methoxyphenyl)phenylmethyl]-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-, 5′-acetate

Guanosine, N-[bis(4-methoxyphenyl)phenylmethyl]-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-, 5′-(hydrogen phosphonate)

Guanosine, N-[bis(4-methoxyphenyl)phenylmethyl]-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-, 5′-(hydrogen 1H-imidazol-1-ylphosphonate)

5′-Guanylic acid, N-[bis(4-methoxyphenyl)phenylmethyl]-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

5′-Guanylic acid, N-[bis(4-methoxyphenyl)phenylmethyl]-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-, mono[(1,1-dimethylethyl)dimethylsilyl] ester

Thymidine, 3′-O-[ethoxybis(1-methylethyl)silyl]-, 5′-(9H-fluoren-9-ylmethyl carbonate)

Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-O-[[[16-(2-cyanoethoxy)-16-oxohexadecyl]oxy]bis(1-methylethyl)silyl]-2′-deoxy-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-O-[[(15-carboxypentadecyl)oxy]bis(1-methylethyl)silyl]-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]thymidylyl-(3′→5′)-3′-O-[[(15-carboxypentadecyl)oxy]bis(1-methylethyl)silyl]-

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-O-[[(15-carboxypentadecyl)oxy]bis(1-methylethyl)silyl]-2′-deoxy-

Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-O-[[(15-carboxypentadecyl)oxy]bis(1-methylethyl)silyl]-2′-deoxy-

Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′-deoxyadenylyl-(3′→5′)-P-(2-cyanoethyl)thymidylyl-(3′→5′)-N-benzoyl-3′-O-[[(15-carboxypentadecyl)oxy]bis(1-methylethyl)silyl]-2′-deoxy-

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-3′-O-[[(15-carboxypentadecyl)oxy]bis(1-methylethyl)silyl]-2′-deoxy-