Showing structure for 6-[(6-{[4,10-dihydroxy-5-methoxy-9,16-dimethyl-2-oxo-7-(2-oxoethyl)-1-oxacyclohexadeca-11,13-dien-6-yl]oxy}-4-(dimethylamino)-5-hydroxy-2-methyloxan-3-yl)oxy]-4-hydroxy-2,4-dimethyloxan-3-yl 3-methylbutanoate