1 KDH (2r,3r)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2h-chromen-3-yl 3,4,5-trihydroxybenzoate 1.000 2 XEG (2r,3s)-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3,4-dihydro-2h-chromen-3-yl 3,4,5-trihydroxybenzoate 0.970