Guanosine, P-(2-cyanoethyl)-5′-O-phosphonothymidylyl-(3′→5′)-N-benzoyl-P-(2-cyanoethyl)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-(2-methylpropanoate)

Guanosine, 5′-O-[bis(phenylamino)phosphinyl]thymidylyl-(3′→5′)-N-benzoyl-P-(2-cyanoethyl)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-(2-methylpropanoate)

Guanosine, N-benzoyl-P-(2-cyanoethyl)-2′-deoxy-5′-O-phosphonoadenylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-(2-methylpropanoate)

Guanosine, N-benzoyl-5′-O-[bis(phenylamino)phosphinyl]-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-(2-methylpropanoate)

Guanosine, 5′-O-[bis(phenylamino)phosphinyl]-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-(2-methylpropanoate)

Thymidine, 5′-O-[bis(phenylamino)phosphinyl]-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-thymidylyl-(3′→5′)-, 3′-acetate

Thymidine, N-benzoyl-5′-O-[bis(phenylamino)phosphinyl]-2′-deoxyadenylyl-(3′→5′)-, 3′-acetate

Thymidine, 5′-O-[bis(phenylamino)phosphinyl]-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-, 3′-acetate

Guanosine, 5′-O-[bis(phenylamino)phosphinyl]-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-(2-methylpropanoate)

5′-Chloro-5′-deoxy-8-methoxyadenosine

5′-O-(9-Phenyl-9H-xanthen-9-yl)thymidine

Guanosine, 2′-deoxy-N-[[4-(1,1-dimethylethyl)phenyl]acetyl]-5′-O-(9-phenyl-9H-xanthen-9-yl)-

Adenosine, 2′-deoxy-N-[4-(1,1-dimethylethyl)benzoyl]-5′-O-(9-phenyl-9H-xanthen-9-yl)-

Guanosine, 2′-deoxy-N-[[4-(1,1-dimethylethyl)phenyl]acetyl]-

Thymidine, P-(2-chlorophenyl)-5′-O-(tetrahydro-4-methoxy-2H-pyran-4-yl)thymidylyl-(3′→5′)-3′-O-(tetrahydro-4-methoxy-2H-pyran-4-yl)-

Thymidine, P-(2-chlorophenyl)-5′-O-(tetrahydro-4-methoxy-2H-pyran-4-yl)thymidylyl-(3′→5′)-P-(2-chlorophenyl)thymidylyl-(3′→5′)-P-(2-chlorophenyl)thymidylyl-(3′→5′)-3′-O-(tetrahydro-4-methoxy-2H-pyran-4-yl)-

Guanosine, 5′-O-(aminohydroxyphosphinyl)guanylyl-(2′→5′)-

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-[(dimethylamino)methylene]-5-[3-[(1-pyrenylcarbonyl)amino]-1-propyn-1-yl]-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-[(dimethylamino)methylene]-5-[3-[(1-pyrenylcarbonyl)amino]-1-propyn-1-yl]cytidine

Uridine, 2′-deoxy-5-[3-[(1-pyrenylmethyl)amino]-1-propynyl]-