NC78334
Cytidine, P-(4-chlorophenyl)-N-(2-methyl-1-oxopropyl)-2′-O-[(2-nitrophenyl)methyl]guanylyl-(3′→5′)-P-(4-chlorophenyl)-2′-O-[(2-nitrophenyl)methyl]uridylyl-(3′→5′)-N-benzoyl-2′-O-[(2-nitrophenyl)methyl]-, 3′-(4-chlorophenyl phenylphosphoramidate)