(1H)Benzopyrano(2',3':6,7)naphth(2,1-g)oxazolo(3,2-b)isoquinoline-8,14,15,17-tetrone, 1,2,3a,4-tetrahydro-16-(acetyloxy)-11,12-dimethoxy-3a-methyl-, (-)- 104015-36-3 113518-97-1 Cervinomycin A2 monoacetate