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. Author manuscript; available in PMC: 2013 Jan 3.
Published in final edited form as: Anal Chem. 2011 Dec 14;84(1):412–419. doi: 10.1021/ac202794q

Figure 3.

Figure 3

MS/MS spectra of benzoylated DA (top) and 5-HT (bottom). Benzoylated 5-HT gave a unique fragment of 264 m/z besides the characteristic 105 m/z (benzoyl group). Most other benzoylated analytes like DA produced only 105 m/z in CAD