6-{[5,7-dihydroxy-4-oxo-2-(3,4,5-trihydroxyphenyl)-4H-chromen-3-yl]oxy}-3,4,5-trihydroxyoxane-2-carboxylic acid

6-{[5,7-dihydroxy-4-oxo-2-(3,4,5-trihydroxyphenyl)-4H-chromen-3-yl]oxy}-3,4,5-trihydroxyoxane-2-carboxylic acid

C21H18O14 (494.0696528)