Acta Cryst. (2013). E69, o1225 [ doi:10.1107/S1600536813018072 ]
Abstract: In the title compound, C17H13Cl2NO2, the H atom of the -OH group is transferred to the N atom of the imine, forming a zwitterion. Thus, there is a intramolecular OH-N, rather than O-HN, hydrogen bond, which forms a six-membered ring.
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