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HPLC-DAD chromatogram of the phenolic enriched flour extract (PEFE) of Puquio showing the anthocyanins occurring in the sample. Detection: 535 nm. Compounds: 1: Cyanidin 3-hexoside; 2: Cyanidin 3-hexoside; 3: Peonidin 3-hexoside; 4: Petunidin hexoside; 5: Cyanidin malonyl hexoside; 6: Peonidin malonyl hexoside; 7: Peonidin 3-hexoside; 8: Malvidin hexoside.
