Showing structure for 1-hydroxy-18-[1-hydroxy-1-(4-methyl-5-oxo-2h-furan-2-yl)propan-2-yl]-9,9,19-trimethyl-4,8,15-trioxahexacyclo[11.8.0.0³,⁷.0³,¹⁰.0¹⁴,¹⁶.0¹⁴,¹⁹]henicosan-5-one