Showing structure for (1s,2s,5r,7r,8s,13r)-10-hydroxy-12,12-dimethyl-6-methylidene-9,16-dioxo-14-oxapentacyclo[11.2.2.1⁵,⁸.0¹,¹¹.0²,⁸]octadec-10-en-7-yl acetate