41515-32-6 Azirino[2',3':3,4]pyrolo[1,2-a]indole-4,7-dione, 6-amino-1,1 a,2,8,8a,b-hexahydro-8a-methoxy-5-methyl-8-[[[(methylamino)c arbonyl]oxy]methyl]-, [1aS-(1a.alpha.,8.beta,8a.beta.,8b.alpha.)]- NSC134728