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Acta Cryst. (2012). E68, o2086  [ doi:10.1107/S1600536812025834 ]


W. Zhou, R.-Q. Fan, P. Wang and Y.-L. Yang

Abstract: In the title compound, C20H18N4, the benzene ring lies about an inversion center. The central benzene-1,4-diamine unit is connected to two pyridine rings by the C=N imine bonds. The dihedral angle between the benzene and pyridine rings is 82.9 (1)°.

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