Showing structure for 9'-hydroxy-15'-[(5-hydroxy-4-methoxy-6-methyloxan-2-yl)oxy]-5,6',10',14',16'-pentamethyl-6-(sec-butyl)-5,6-dihydro-2',20'-dioxaspiro[pyran-2,21'-tricyclo[17.3.1.0⁴,⁹]tricosane]-5',10',12',16'-tetraene-3',7'-dione