4-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-5-(methylthio)-4H-imidazo[4,5-d]isothiazole

4-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-3-methyl-5-(methylthio)-4H-imidazo[4,5-d]isothiazole

4-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-3-methyl-4H-imidazo[4,5-d]isothiazole

6-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-5-[(phenylmethyl)thio]-6H-imidazo[4,5-d]isothiazole

6-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-3-methyl-5-[(phenylmethyl)thio]-6H-imidazo[4,5-d]isothiazole

6-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-5-(methylthio)-6H-imidazo[4,5-d]isothiazole

6-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-3-methyl-5-(methylthio)-6H-imidazo[4,5-d]isothiazole

6-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-3-methyl-6H-imidazo[4,5-d]isothiazole

5-Bromo-7-[5-deoxy-5-[[3-[2-[6-(1,1-dimethylethyl)-1H-benzimidazol-2-yl]ethyl]cyclobutyl]amino]-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine

Cytidine, 2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-α-oxothymidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxy-

Cytidine, 2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-α-hydroxythymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxy-

Cytidine, 2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-α-oxothymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxy-

Cytidine, 2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxy-5-(1,2-dihydroxyethyl)uridylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxy-

Uridine, 5-[1,2-bis(acetyloxy)ethyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5-[1,2-bis(acetyloxy)ethyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-

Uridine, 5-[1,2-bis(acetyloxy)ethyl]-2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, 2′-deoxy-5-(1,2-dihydroxyethyl)-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Thymidine, 3′-O-[[(2-fluoro-4-methoxyphenyl)methylene]amino]-, 5′-[[(3R)-tetrahydro-2,5-dihydroxy-3-furanyl]methyl P-methylphosphonate]

Thymidine, 3′-O-[[(2-fluoro-4-methoxyphenyl)methylene]amino]-, 5′-[[(3R)-tetrahydro-2,5-bis(4-penten-1-yloxy)-3-furanyl]methyl P-methylphosphonate]

5′-O-(Hydroxymercaptophosphinyl)-2′-O-methyl-P-thioadenylyl-(3′→5′)-2′-O-methyladenylyl-(3′→3′)-thymidine