Showing structure for [(1r,7s,9r,16r,18r,19r)-1,3,14-trihydroxy-19-{[(2s,5s,6s)-5-hydroxy-6-methyloxan-2-yl]oxy}-7,18-dimethyl-5,12-dioxo-8,17-dioxapentacyclo[14.2.2.0²,¹⁵.0⁴,¹³.0⁶,¹¹]icosa-2(15),3,6(11),13-tetraen-9-yl]acetic acid