Showing structure for (1s,8r,9r,18r,19s,21r,22s)-7,7,8,12,13,22-hexahydroxy-21-(hydroxymethyl)-3,6,16-trioxo-2,17,20,23-tetraoxapentacyclo[16.3.1.1⁸,¹¹.0⁴,⁹.0¹⁰,¹⁵]tricosa-4,10,12,14-tetraen-19-yl 3,4,5-trihydroxybenzoate