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. Author manuscript; available in PMC: 2012 May 20.
Published in final edited form as: J Chromatogr A. 2011 Mar 21;1218(20):3118–3123. doi: 10.1016/j.chroma.2011.03.026

Fig 6.

Fig 6

Chemical structures of NMSal isomers formed from incubation of epinine with acetaldehyde. They were eluted into 4 peaks in the chiral CE-MS separation and identified by MS/MS.