Showing structure for 3',7-bis(3,4-dihydroxyphenyl)-5'-[2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2h-1-benzopyran-4-yl]-1',2',3',4',5,6,7,8-octahydro-[1,1'-binaphthalene]-2,2',4,6,6',8'-hexol