Showing structure for 5-[7-hydroxy-2-(hydroxymethyl)-4-(prop-2-en-1-yl)-6-[4-(prop-2-en-1-yl)phenoxy]-2,3-dihydro-1-benzofuran-3-yl]-5'-(prop-2-en-1-yl)-[1,1'-biphenyl]-2,2'-diol