Showing structure for (2r,3r)-2-(3,4-dihydroxyphenyl)-3-hydroxy-7-methoxy-5-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-2,3-dihydro-1-benzopyran-4-one