Azirino(2',3':3,4)pyrrolo(1,2-a)indole-4,7-dione, 1,1a,2,8,8a,8b-hexahydro-8a-hydroxy-6-methoxy-1,5-dimethyl-8-methylene-, (1aR-(1aalpha,8aalpha,8balpha))-
azirino(2',3':3,4)pyrrolo(1,2-a)indole-4,7-dione, 1,1a,2,8,8a,8b-hexahydro-8a-hydroxy-6-methoxy-1,5-dimethyl-8-methylene-, (1ar-(1aalpha,8aalpha,8balpha))-