Showing structure for methyl (2r)-6-{3-[3,6-dihydroxy-2-(methoxycarbonyl)-4-methylbenzoyl]-2,4-dihydroxyphenyl}-5-hydroxy-2-[(2s,3r)-3-methyl-5-oxooxolan-2-yl]-4-oxo-3h-1-benzopyran-2-carboxylate