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. Author manuscript; available in PMC: 2009 Sep 1.
Published in final edited form as: J Chromatogr B Analyt Technol Biomed Life Sci. 2008 Jul 31;872(1-2):141–147. doi: 10.1016/j.jchromb.2008.07.032

Fig. 1.

Fig. 1

Structures of ABT-888 and its oxidative metabolite M8, and the structure of the internal standard [D3]-ABT-888. M8 may be formed from ABT-888 by the action of CYP1A1, 1A2, 2C9 and 2C19.