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Acta Cryst. (2005). E61, o2486-o2488  [ doi:10.1107/S1600536805021173 ]


F.-Z. Hu, M. Zhang, H.-B. Song, X.-M. Zou and H.-Z. Yang

Abstract: In the crystal structure of the title compound, C20H20N2O4, the molecules are linked by a weak intermolecular C-H...N hydrogen bond. The molecule has crystallographic twofold rotation symmetry.

Online 9 July 2005

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