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Acta Cryst. (2006). E62, o4928-o4929 [ doi:10.1107/S1600536806040839 ]
Abstract: In the title compound, C20H16ClN3O2, the central benzene ring makes dihedral angles of 68.91 (5)° and 60.23 (5)° with the chlorobenzene ring and the pyridine ring, respectively. The packing is stabilized by intermolecular N-H
O hydrogen bonds and weak, non-classical intermolecular C-H
O hydrogen bonds that link adjacent molecules into one-dimensional extended chains.
Online 13 October 2006
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