Uridine, 2′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-P-thio-P(O)-(2,2,2-trichloroethyl)uridylyl-(3′→5′)-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, 2′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-P-seleno-P(O)-(2,2,2-trichloroethyl)uridylyl-(3′→5′)-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, P-deoxo-2′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-P-(propylimino)-P(O)-(2,2,2-trichloroethyl)uridylyl-(3′→5′)-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, P-deoxo-2′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-P-imino-P(O)-(2,2,2-trichloroethyl)uridylyl-(3′→5′)-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, P-deoxo-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-O-[(4-methoxyphenyl)diphenylmethyl]-P(O)-methyluridylyl-(3′→5′)-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, P-deoxo-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-O-[(4-methoxyphenyl)diphenylmethyl]-P(O)-(2,2,2-trichloroethyl)uridylyl-(3′→5′)-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, P-deoxo-2′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-P(O)-(2,2,2-trichloroethyl)uridylyl-(3′→5′)-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, P-deoxo-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-O-[(4-methoxyphenyl)diphenylmethyl]-P(O)-(2,2,2-trichloroethyl)uridylyl-(3′→5′)-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, P-deoxo-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-P(O)-(2,2,2-trichloroethyl)uridylyl-(3′→5′)-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-, 3′-(4-oxopentanoate)

Uridine, P-deoxouridylyl-(3′→5′)-

Uridine, P-deoxo-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-O-[(4-methoxyphenyl)diphenylmethyl]-P(O)-(2,2,2-trichloroethyl)uridylyl-(3′→5′)-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-, 3′-(4-oxopentanoate)

2′-Adenylic acid, N-benzoyl-3′-O-benzoyl-5′-O-[(4-methoxyphenyl)diphenylmethyl]-P-(2,2,2-tribromoethyl)adenylyl-(2′→5′)-N-benzoyl-, 2-cyanoethyl 2,2,2-tribromoethyl ester, 3′-benzoate

Adenosine, N-benzoyl-3′-deoxy-, 2′-acetate

9-[2-O-Acetyl-3-deoxy-5-O-[(1,1-dimethylethyl)diphenylsilyl]-3-iodo-β-D-xylofuranosyl]-9H-purin-6-amine

Adenosine, N-benzoyl-5′-O-(9-phenyl-9H-xanthen-9-yl)-, 2′-[2-(dibromomethyl)benzoate]

Adenosine, N-benzoyl-, 2′-[2-(dibromomethyl)benzoate]

Adenosine, 2′-[2-(dibromomethyl)benzoate]

Adenosine, N-benzoyl-2′,3′-O-(dibutylstannylene)-

Adenosine, 3′-[2-(dibromomethyl)benzoate]

Adenosine, N-benzoyl-P-(2-chlorophenyl)-3′-O-[2-(dibromomethyl)benzoyl]-5′-O-(9-phenyl-9H-xanthen-9-yl)adenylyl-(2′→5′)-N-benzoyl-P-(2-chlorophenyl)-3′-O-[2-(dibromomethyl)benzoyl]adenylyl-(2′→5′)-N,N-dibenzoyl-, 2′,3′-dibenzoate