Synonyms: 2H,4bH-Oxireno[4',4'a]-1-benzopyrano[5',6':6,7]indeno[1,2-b]indole-3,4b-diol,10-(1,1-dimethyl-2-propenyl)-3,3a,5,6,6a,7,12,12b,12c,13,14,14a-dodecahydro-12b,12c-dimethyl-2-(1-methylethenyl)-,[2R-(2a,3a,3aa,4aS*,4bb,6aa,12bb,12ca,14ab)]-; (-)-Sulpinine A; Sulpinine A