Showing structure for 15-[1-(4,5-dimethyl-6-oxo-2,3-dihydropyran-2-yl)ethyl]-6-hydroxy-16-(hydroxymethyl)-2-methyl-8-oxapentacyclo[9.7.0.0²,⁷.0⁷,⁹.0¹²,¹⁶]octadec-4-en-3-one