4-Pyrimidinyl, 3-(2-deoxy-5-O-phosphono-β-D-erythro-pentofuranosyl)-1,2,3,6-tetrahydro-5-methyl-2,6-dioxo-

1-[3,5-Di-O-acetyl-2-O-(methylsulfonyl)-β-D-arabinofuranosyl]-2,3-dihydro-2-thioxo-4(1H)-pyrimidinone

Thymidine, 5′-[4,5-bis(aminocarbonyl)-1H-1,2,3-triazol-1-yl]-5′-deoxy-

3-(5-O-Phosphono-β-D-ribofuranosyl)-3H-imidazo[4,5-b]pyridin-7-amine

Adenosine, 2-chloro-, cyclic 3′,5′-(hydrogen phosphate), 1-oxide

Adenosine, 2-chloro-2′-O-(2,4-dinitrophenyl)-, cyclic 3′,5′-(hydrogen phosphate)

Adenosine, 2′-O-(2,4-dinitrophenyl)-N-(1-oxobutyl)-, cyclic 3′,5′-(hydrogen phosphate)

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-N-[16-[3,4-bis(2-methyl-1-oxopropoxy)phenyl]-15-oxo-4,7,10-trioxa-14-azahexadec-1-yl]-2′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-N-[16-[3,4-bis(2-methyl-1-oxopropoxy)phenyl]-15-oxo-4,7,10-trioxa-14-azahexadec-1-yl]-2′-deoxy-

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-8-[[16-[3,4-bis(2-methyl-1-oxopropoxy)phenyl]-15-oxo-4,7,10-trioxa-14-azahexadec-1-yl]amino]-2′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-[(dimethylamino)methylene]-8-[[19-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-15-oxo-4,7,10-trioxa-14-azanonadec-1-yl]amino]-

Guanosine, 2′-deoxy-N-[(dimethylamino)methylene]-8-[[19-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-15-oxo-4,7,10-trioxa-14-azanonadec-1-yl]amino]-

Guanosine, 2′-deoxy-8-[[19-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-15-oxo-4,7,10-trioxa-14-azanonadec-1-yl]amino]-

Guanosine, 8-[[3-[2-[2-(3-aminopropoxy)ethoxy]ethoxy]propyl]amino]-2′-deoxy-

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-[(dimethylamino)methylene]-8-[[19-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-15-oxo-4,7,10-trioxa-14-azanonadec-1-yl]amino]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-[19-[(3aS,4S,6aR)-1-[4-(1,1-dimethylethyl)benzoyl]hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-15-oxo-4,7,10-trioxa-14-azanonadec-1-yl]-

Cytidine, 2′-deoxy-N-[19-[(3aS,4S,6aR)-1-[4-(1,1-dimethylethyl)benzoyl]hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-15-oxo-4,7,10-trioxa-14-azanonadec-1-yl]-

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-[19-[(3aS,4S,6aR)-1-[4-(1,1-dimethylethyl)benzoyl]hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-15-oxo-4,7,10-trioxa-14-azanonadec-1-yl]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Butyramide, N-(2-C-butyryl-9-β-D-ribofuranosyl-9H-purin-6-yl)-, cyclic 3′,5′-(hydrogen phosphate)

Adenosine, 8-[(4-hydroxyphenyl)thio]-, cyclic 3′,5′-(hydrogen phosphate)