Showing structure for {15-[1-(3-hydroxy-5-methyl-6-oxo-2,3-dihydropyran-2-yl)ethyl]-7,7,12,16-tetramethyl-5-oxo-6-oxatetracyclo[9.7.0.0²,⁸.0¹²,¹⁶]octadec-1(11)-en-2-yl}methyl acetate