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. Author manuscript; available in PMC: 2017 Mar 1.
Published in final edited form as: Drug Test Anal. 2014 Oct 20;7(7):555–564. doi: 10.1002/dta.1732

Figure 3.

Figure 3

(A) Suggested mechanism for the formation of the m/z 178 ion following loss of HCNO. (B) Graph representing the cis to trans conversion overtime. (C) Suggested mechanism to explain the cis to trans conversion where the cis isomer reacts with the H2O in the LC mobile phase which resulted in a change of configuration.