Synonyms: Erinine(7CI,8CI);1H,3H,7H-6,11c-(Epoxymethano)-6a,11b-(iminoethano)pyrano[4,3-c]carbazole-3,12-dione,4-ethylidene-4,4a,5,6-tetrahydro-7,16-dimethyl-, [4aS-(4E,4aa,6b,6ab,11bb,11cb)]-; Eripine d-lactone; [4aS-(4E,4aa,6b,6ab,11bb,11cb)]-4-Ethylidene-4,4a,5,6-tetrahydro-7,16-dimethyl-1H,3H,7H-6,11c-(epoxymethano)-6a,11b-(iminoethano)pyrano[4,3-c]carbazole-3,12-dione