Showing structure for 8-(3,3-dimethyloxiran-2-yl)-8-methoxy-4,6,12,17,17-pentamethyl-9-oxahexacyclo[11.9.0.0¹,²¹.0⁴,¹².0⁵,¹⁰.0¹⁶,²¹]docosan-18-one