Showing structure for 4-{[3-(acetyloxy)-6-[3-(acetyloxy)-7,8-dimethoxy-2-(4-methoxyphenyl)-3,4-dihydro-2h-1-benzopyran-4-yl]-7,8-dimethoxy-2-(4-methoxyphenyl)-3,4-dihydro-2h-1-benzopyran-4-yl]oxy}-7,8-dimethoxy-2-(4-methoxyphenyl)-3,4-dihydro-2h-1-benzopyran-3-yl acetate