The molecule is a germacrane sesquiterpenoid in which the 10-membered ring contains one E- and one Z- double bond and is fused to a 3-methylenedihydrofuran-2(3H)-one moiety. It has been isolated from Artemesia arbuscala, Anthemis altissima and Tanacetum vulgare. It has a role as a metabolite. It is an organic heterobicyclic compound, a gamma-lactone, a diol and a germacrane sesquiterpenoid.
(3aS,4R,5E,9S,10Z,11aS)-4,9-dihydroxy-6,10-dimethyl-3-methylidene-3a,4,7,8,9,11a-hexahydrocyclodeca[b]furan-2-one