Showing structure for 6,7,8,11,12,13-hexahydroxy-3,16-dioxo-20,21-bis(3,4,5-trihydroxybenzoyloxy)-2,17,23-trioxatetracyclo[17.3.1.0⁴,⁹.0¹⁰,¹⁵]tricosa-4(9),5,7,10,12,14-hexaen-22-yl 3,4,5-trihydroxybenzoate