Showing structure for 6-(furan-3-yl)-5,12,16,16-tetramethyl-8,20-dioxo-7,10,17,21-tetraoxahexacyclo[16.3.1.0¹,¹⁵.0²,¹².0⁵,¹¹.0⁹,¹¹]docosan-13-yl acetate