3′-Cytidylic acid, 2′-deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-N-(4-methoxybenzoyl)-, 2-chlorophenyl 2,2,2-tribromoethyl ester

3′-Thymidylic acid, 5′-O-[(1,1-dimethylethyl)dimethylsilyl]-, 2-chlorophenyl 2-cyanoethyl ester

Guanosine, 2′-deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-N-(diphenylacetyl)-

Cytidine, 2′-deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-N-(4-methoxybenzoyl)-

3′-Thymidylic acid, 2-chlorophenyl 2-cyanoethyl ester

3′-Guanylic acid, 2′-deoxy-N-(2-methyl-1-oxopropyl)-, 2-chlorophenyl 2-cyanoethyl ester

3′-Cytidylic acid, N-benzoyl-2′-deoxy-, 2-chlorophenyl 2-cyanoethyl ester

2-Chlorophenyl 2-cyanoethyl 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-thymidylate

3′-Guanylic acid, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 2-chlorophenyl 2-cyanoethyl ester

3′-Cytidylic acid, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 2-chlorophenyl 2-cyanoethyl ester

3′-Adenylic acid, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 2-chlorophenyl 2-cyanoethyl ester

1-[(5ξ)-6-Deoxy-2,3-O-(1-methylethylidene)-6-[[(phenylmethyl)amino]sulfonyl]-β-D-ribo-hexofuranosyl]dihydro-2,4(1H,3H)-pyrimidinedione

1-[(5ξ)-6-(Aminosulfonyl)-6-deoxy-2,3-O-(1-methylethylidene)-β-D-ribo-hexofuranosyl]-2,4(1H,3H)-pyrimidinedione

Uridine, 3′-[(aminosulfonyl)methyl]-3′-deoxy-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, 3′-deoxy-3-[(1,1-dimethylethoxy)carbonyl]-3′-[[[[(1,1-dimethylethoxy)carbonyl](phenylmethyl)amino]sulfonyl]methyl]-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-, 5′-(1,1-dimethylethyl carbonate)

Uridine, 3′-deoxy-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-3′-[[[(phenylmethyl)amino]sulfonyl]methyl]-

rel-1-[(5R,8S,9S,9aS)-Octahydro-5,8-epoxy-1H-pyrrolo[1,2-a]azepin-9-yl]ethanone

2′-Deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidine

Uridine 5′-(trihydrogen diphosphate), P′-[2-(acetylamino)-4-O-[2-(acetylamino)-2-deoxy-β-D-galactopyranosyl]-2-deoxy-α-D-glucopyranosyl] ester

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-(2-methylpropyl)-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]