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Figure 6
Stacking of the aromatic anions, showing the alternation of inversion-related π–π inter­actions. [Symmetry codes, for (I)[link]: (′) −x, −y + 1, −z; (′′) −x + 1, −y + 1, −z; for (II)[link]: (′) −x + 1, −y + 1, −z; (′′) −x + 2, −y + 1, −z.]

Journal logoSTRUCTURAL
CHEMISTRY
ISSN: 2053-2296
Volume 67| Part 4| March 2011| Pages o134-o138
doi:10.1107/S0108270111008110
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