3-[2-Deoxy-3,5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-erythro-pentofuranosyl]-10-phenyl-3H-benzimidazo[2,1-i]purine

N-[9-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-6-[2-(phenylthio)ethyl]-9H-purin-2-yl]-2-phenoxyacetamide

Uridine, 2′-deoxyguanylyl-(3′→5′)-5-[[3-(4-cyanobenzoyl)phenyl]ethynyl]-2′-deoxyuridylyl-(3′→5′)-2′-deoxy-

5-Amino-N-methyl-1-β-D-ribofuranosyl-1H-imidazole-4-carboxamide