Showing structure for (1s,2r,4s,6r,9r,14s,15s,20r)-6-(2-hydroxypropan-2-yl)-1,2,9,15,19,19-hexamethyl-5-oxapentacyclo[12.8.0.0²,¹¹.0⁴,¹⁰.0¹⁵,²⁰]docosa-10,12-diene-7,18-dione