Showing structure for 3,7-bis(acetyloxy)-2-[3,4-bis(acetyloxy)phenyl]-4-[3,5,7-tris(acetyloxy)-2-[3,4-bis(acetyloxy)phenyl]-3,4-dihydro-2h-1-benzopyran-8-yl]-3,4-dihydro-2h-1-benzopyran-5-yl acetate