Showing structure for 2-[2',3',4,4',5,6-hexahydroxy-6'-(3,5,7-trihydroxy-3,4-dihydro-2h-1-benzopyran-2-yl)-[1,1'-biphenyl]-2-yl]-5,7-dihydroxy-3-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}chromen-4-one