Mitomycin c

methyl)-1,1a,2,8,8a,8b-hexahydro-8-a-methoxy-5-methy-,(1as-(1aalpha,8beta.,;7-amino-9-alpha-
methoxymitosane;8aalpha,8balpha)-(9ci);8balpha)-8aalph;ametycine;azirino(2',3'.3,4)pyrrolo(1,2-a)indole-4,7-dione,6-amino-1,1a,2,8,8a,8b-hexahy;azirino(2',3∶3,4)pyrrolo(1,2-a)indole-4,7-dione,6-amino-8-
(l(aminocarbonyl)oxy;azirino[2',3'.3,4]pyrrolo[1,2-a]indole-4,7-dione,6-amino-8-[(aminocarbonyl)ox