The molecule is a sesquiterpene lactone that is the C-8 epimer of inuviscolide. It has been isolated from the aerial parts of Inula hupehensis. It has a role as an anti-inflammatory agent and a plant metabolite. It is a gamma-lactone, an organic heterotricyclic compound, a sesquiterpene lactone and a tertiary alcohol.
(3aR,5aS,8R,8aR,9aR)-8-hydroxy-8-methyl-1,5-dimethylidene-3a,4,5a,6,7,8a,9,9a-octahydroazuleno[6,5-b]furan-2-one