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