Showing structure for [17-(acetyloxy)-6,7-dihydroxy-4,18-dimethyl-5-oxo-16-(prop-1-en-2-yl)-14-(trideca-1,3-dien-1-yl)-9,13,15,19-tetraoxahexacyclo[12.4.1.0¹,¹¹.0²,⁶.0⁸,¹⁰.0¹²,¹⁶]nonadec-3-en-8-yl]methyl pentadec-5-enoate