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Acta Crystallogr Sect E Struct Rep Online. 2012 Nov 1;68(Pt 11):o3243. doi: 10.1107/S1600536812042857. Epub 2012 Oct 31.

4-(2-Fluoro-benzo-yl)-1-[2-(4-hy-droxy-phen-yl)-2-oxoeth-yl]piperazin-1-ium trifluoro-acetate.

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College of Chemical Science and Technology, Yunnan University, Kunming City, People's Republic of China.


In the crystal structure of the title compound, C(19)H(20)FN(2)O(3) (+)·C(2)F(3)O(2) (-), N-H⋯O and O-H⋯O hydrogen bonds link two cations and two anions into a 22-atom ring. These rings are further linked into a three dimensional network by weak C-H⋯O contacts.

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