Synonyms: 5H-Indolo[3''',2''':4'',5'']pyrrolo[1'',2'':4',5']pyrazino[1',2':1,2]azocino[5,4-b]indole-10,18(6H,10aH)-dione,16-(1,1-dimethyl-2-propenyl)-11,11a,16,16a-tetrahydro-11a-hydroxy-6,6-dimethyl-,(10aR,11aR,16aS)- (9CI);5H-Indolo[3''',2''':4'',5'']pyrrolo[1'',2'':4',5']pyrazino[1',2':1,2]azocino[5,4-b]indole-10,18(6H,10aH)-dione,16-(1,1-dimethyl-2-propenyl)-11,11a,16,16a-tetrahydro-11a-hydroxy-6,6-dimethyl-,[10aR-(10aa,11aa,16aa)]-; (+)-Okaramine A; Okaramine A