Acta Cryst. (2006). C62, o1-o4 [ doi:10.1107/S0108270105035766 ]
Abstract: In both (E,E)-N,N'-bis(4-nitrobenzylidene)butane-1,4-diamine, C18H18N4O4, (III)
Formula: C18H18N4O4 and C20H22N4O4
Structure factor file (CIF format) (93.2 kbytes)
Structure factor file (CIF format) (102.5 kbytes)
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