The molecule is a sesquiterpene lactone that is decahydroazuleno[6,5-b]furan-2,5-dione substituted by methyl groups at positions 4a and 8, a methylidene group at position 3 and an acetyloxy group at position 4. It has been isolated from the aerial parts of Inula hupehensis. It has a role as a metabolite, an anti-inflammatory agent, a plant metabolite, an antineoplastic agent and a NF-kappaB inhibitor. It is a gamma-lactone, a cyclic ketone, an acetate ester, an organic heterotricyclic compound and a sesquiterpene lactone.
[(3aS,5R,5aS,8aR,9S,9aR)-5,8a-dimethyl-1-methylidene-2,8-dioxo-3a,4,5,5a,6,7,9,9a-octahydroazuleno[6,5-b]furan-9-yl] acetate