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. 2019 Mar 21;24(6):1120. doi: 10.3390/molecules24061120

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© 2019 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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(a) Chromatographic profiles at 280 and 350 nm of the aqueous extract of Lisosan^® G on the Poroshell column, obtained applying the same gradient elution used for the semipreparative HPLC. Compounds 1–8, unknowns; 9 and 10, neocarlinoside or its isobars, isocarlinoside/carlinoside; 11, isoschaftoside; 13, schaftoside; 15, ferulic acid; 16–18 unknowns; and (b) comparison of the HPLC profiles at 330 nm obtained for bound phenols with methods B and A on the whole flour, method B_F on the residue from free phenol extraction; 9 and 10, neocarlinoside/isocarlinoside/carlinoside; 11, isoschaftoside; 13, schaftoside; 15, ferulic acid; 19, methyl ferulate and its chemical formula.