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Figure 7
A partial packing diagram of the type III ladder for (III)[link]. N+—H⋯O− hydrogen bonds are shown as dashed lines. H atoms not involved in hydrogen bonding have been omitted for clarity. [Symmetry codes: (i) −x + 1, −y + 1, −z + 1; (ii) −x + 1, −y + 2, −z + 1; (iii) x, y + 1, z; (iv) −x + 2, −y + 1, −z + 1; (v) x + 1, y, z.]

Journal logoSTRUCTURAL
CHEMISTRY
ISSN: 2053-2296
Volume 67| Part 3| February 2011| Pages o92-o99
doi:10.1107/S0108270111003714
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