4-[(6-{(5S,6S)-2-[N-(carboxyethyl)carbamoyl]-1,6,9,14-tetrahydroxy-11-methoxy-3-methyl-8,13-dioxo(5,6-dihydrobenzo[a]naphthacen-5-yl)oxy}-5-hydroxy-2-methyl-4-(3,4,5-trihydroxyperhydro-2H-pyran-2-yloxy)perhydro-2H-pyran-3-yl)methylamino]but-2-enoic acid AIDS-009774 AIDS009774 Pradimicin alkyl der.