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Figure 4
Two kinds of (sp2)C—H⋯O=C hydrogen bonds between conformers A and B are shown as red broken lines. [Symmetry code: (i) x, y − 1, z.]

Journal logoCRYSTALLOGRAPHIC
COMMUNICATIONS
ISSN: 2056-9890
Volume 72| Part 12| December 2016| Pages 1819-1823
https://doi.org/10.1107/S2056989016018077
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