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. Author manuscript; available in PMC: 2014 Aug 5.
Published in final edited form as: Mol Pharm. 2013 Jul 17;10(8):2891–2903. doi: 10.1021/mp300599t

Figure 1.

Figure 1

Chemical structures of the model flavonoids. Shown in the scheme are structures of aglycone forms of hydroxyflavone analogues. Glucuronidated metabolites may be formed at the 3-OH, 7-OH, 4′-OH sites on the C, A and B ring, respectively.