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. Author manuscript; available in PMC: 2013 Jul 1.
Published in final edited form as: J Chromatogr B Analyt Technol Biomed Life Sci. 2012 May 26;900:89–93. doi: 10.1016/j.jchromb.2012.05.026

Figure 1.

Figure 1

Full scan mass spectrum (A, 200–700 Th) of COG and tandem mass spectrum (B) of the protonated molecular ion of COG at m/z 545. The putative fragmentation pathways of curcumin and COG are inserted as an inset in A.