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. Author manuscript; available in PMC: 2011 Nov 15.
Published in final edited form as: J Chromatogr B Analyt Technol Biomed Life Sci. 2010 Sep 29;878(30):3181–3186. doi: 10.1016/j.jchromb.2010.09.016

Figure 1.

Figure 1

Chemical structures and fragmentation patterns for etravirine (A) and the internal standard itraconazole (B).