Showing structure for methyl 2-[(1s,7s,9s,10s,16r,18r,19r)-1,5,10,12,19-pentahydroxy-7,18-dimethyl-3,14-dioxo-8,17-dioxapentacyclo[14.2.2.0²,¹⁵.0⁴,¹³.0⁶,¹¹]icosa-2(15),4(13),5,11-tetraen-9-yl]acetate