Synonym(s): (+)-Alantolactone.; 3aR,5S,8aR,9aR)-3a,5,6,7,8,8a,9,9a-Octahydro-5,8a-dimethyl-3-methylene-naphtho[2,3-b]furan-2(3H)-one; Alant camphor; Elecampane camphor; Eupatal; Inula camphor; NSC 333843; NSC 93131 Empirical Formula: C15H20O2 Linear Formula:...