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. Author manuscript; available in PMC: 2015 Feb 1.
Published in final edited form as: J Liq Chromatogr Relat Technol. 2013 Dec 11;37(4):572–587. doi: 10.1080/10826076.2012.749499

Fig. 1.

Fig. 1

Chemical structures of syringaresinol 4′,4″-O-β-D-bis-glucopyranoside (I), syringin (II), sinapaldehyde glucoside (III), syringaresinol 4′-O-β-D-glucopyranoside (IV), and pedunculoside (V).