The molecule is a sesquiterpene lactone that is (3R,3a'R)-decahydrospiro[furan-3,2'-indene] carrying an oxo, methylene, acetoxy, [(2S)-2-methylbutanoyl]oxy, methyl and methyl groups at positions 2, 4, 3', 4', 7' and 7a', respectively. It has a role as a plant metabolite. It is a gamma-lactone, an acetate ester, a sesquiterpene lactone and an oxaspiro compound.
[(2R,3R,3aR,4S,7S,7aR)-3-acetyloxy-7,7a-dimethyl-4'-methylidene-2'-oxospiro[3,3a,4,5,6,7-hexahydro-1H-indene-2,3'-oxolane]-4-yl] (2S)-2-methylbutanoate