别名:(3aS,4S,4aR,7aR,8R,9aR)-3,3a,4,4a,7a,8,9,9a-八氢-4-羟基-4a,8-二甲基-3-亚甲基-azuleno[6, 5-b]呋喃-2,5-二酮;(-)-海伦那林;海伦那林A;(3aS,4S,4aR,7aR,8R,9aR)-3,3a,4,4a,7a,8,9,9a-Octahydro-4-hydroxy-4a,8-dimethyl-3-methylene-azuleno[6,5-b]furan-2,5-dione; 6α,8β-Dihydroxy-4-oxo-ambrosa-2,11(13)-dien-12-oic acid 12,8-Lactone; [3aS-(3aα,4α,4aβ,7aα,8α,9aα)]-3,3a,4,4a,7a,8,9,9a-Octahydro-4-hydroxy-4a,8-dimethyl-3-methylene-azuleno[6,5-b]furan-2,5-dione; (-)-Helenalin; Helenalin A