Showing structure for 2,3,11,14,15-pentakis(acetyloxy)-4-hydroxy-9,14-dimethyl-7-oxo-4-(prop-1-en-2-yl)-8-oxatetracyclo[11.2.1.0¹,¹⁰.0⁵,⁹]hexadecan-16-yl propanoate