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Representative chromatograms for HT (metabolites) (A) and FA (metabolites) (B). Dot-dash lines indicate samples and solid lines samples spiked with original standards for peak identification. 1: HT-7-glu, 2: daidzein (ISTD), 3 and 4: HT-3´-glu (assuming S, R), 5: HT-3´-sul, 6: HT-7-sul (qualitative identification, no standard), 7: HT, 8: FA-glu, 9: FA-sul, 10: DHFA, 11: FA and 12: 3,4-DMCA (ISTD).
