Showing structure for methyl 2-(acetyloxy)-2-[12,14,17-tris(acetyloxy)-6-(furan-3-yl)-4,11-dihydroxy-1,5,15-trimethyl-8-oxo-7-oxapentacyclo[13.2.1.0²,¹¹.0⁵,¹⁰.0¹³,¹⁷]octadecan-18-yl]acetate