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