Similar names: (3S,3aS,5aS,9bS)-3a,5,5a,9b-tetrahydro-3,5a,9-trimethylnaphtho[1,2-b]furan-2,8(3H,4H)-dione; (11S)-6α-hydroxy-3-oxo-eudesma-1,4-dien-12-oic acid γ-lactone; [3S-(3α,3aα,5aβ,9bβ)]-3a,5,5a,9b-tetrahydro-3,5a,9-trimethylnaphtho[1,2-b]furan-2,8(3H,4H)-dione; (-)-Santonin; (-)-α-Santonin; 1,2,3,4,4a,7-Hexahydro-1-hydroxy-α,4a,8-trimethyl-7-oxo-2-naphthaleneacetic acid γ-lactone; NSC 4900; Santonin; Semenen; alpha-Santonin; α-Santonin