Showing structure for (10r,11s,12r,13s,15s)-3,4,5,11,21,22,23-heptahydroxy-8,18-dioxo-13-(3,4,5-trihydroxybenzoyloxy)-9,14,17-trioxatetracyclo[17.4.0.0²,⁷.0¹⁰,¹⁵]tricosa-1(23),2(7),3,5,19,21-hexaen-12-yl 3,4,5-trihydroxybenzoate