10,11,12,13-Tetrahydro-4,5,9,14-tetra­azadibenz[a,c]anthracene–benzene-1,4-dicarboxylic acid (2/1)

Liu, C.-B.; Wang, J.; Li, X.-Y.; Che, G.-B.; Liu, Y.

doi:10.1107/S1600536808027785

Acta Crystallographica Section E
Acta Crystallographica
Section E CRYSTALLOGRAPHIC COMMUNICATIONS

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Figure 2 Packing diagram of the two-dimensional supramolecular structure of (I) formed via π-π interactions and hydrogen bonds. H atoms have been omitted.

CRYSTALLOGRAPHIC
COMMUNICATIONS

ISSN: 2056-9890

Volume 64| Part 10| September 2008| Page o1877

doi:10.1107/S1600536808027785

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