Synonyms: 13a,3a-(Epoxyethano)-1H-indolizino[8,1-cd]carbazol-15-one,2,3,5a,6,11,12-hexahydro-7,8-dimethoxy-6-methyl- (8CI);13a,3a-(Epoxyethano)-1H-indolizino[8,1-cd]carbazole, aspidospermidin-21-oicacid deriv.; (-)-Aspidophytine; Aspidophytin; Aspidophytine