Showing structure for 4,18-bis(acetyloxy)-16-hydroxy-1,5,10,15-tetramethyl-6-(5-oxooxolan-3-yl)-13-oxapentacyclo[10.6.1.0²,¹⁰.0⁵,⁹.0¹⁵,¹⁹]nonadec-8-en-11-yl 2-methylbutanoate