Showing structure for (1s,2s,5s,7r,8s,10s,11r,15r)-10-(acetyloxy)-9,15-dihydroxy-12,12-dimethyl-6-methylidene-17-oxapentacyclo[7.6.2.1⁵,⁸.0¹,¹¹.0²,⁸]octadecan-7-yl acetate