Synonyms: Erinine,21-deoxo-23-hydroxy-, (23a)-; Isocorymine (7CI,8CI);1H,3H,7H-6,11c-(Epoxymethano)-6a,11b-(iminoethano)pyrano[4,3-c]carbazol-12-one,4-ethylidene-4,4a,5,6-tetrahydro-1-hydroxy-7,16-dimethyl-, [1R-(1a,4E,4ab,6a,6aa,11ba,11ca)]-; 21-Deoxo-23a-hydroxyerinine