Showing structure for 3-{2-[5-acetyl-2-(5,7-dimethyl-2-oxonona-3,5-dien-1-yl)-4,5-dihydroxy-3-oxocyclopent-1-en-1-yl]-4,5-dihydroxyphenyl}-4-hydroxy-5-[(4-hydroxyphenyl)methylidene]furan-2-one