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Figure 2 The hydrogen-bonded ribbon of mol­ecules A and B (mol­ecules C and D are joined into almost identical structure). Hydrogen bonds are shown as dashed lines, symmetry codes:; (i) −[{1\over 2}] + x,-[{1\over 2}] + y,z; (ii) [{1\over 2}] + x,1/2 + y,z..

Journal logoCRYSTALLOGRAPHIC
COMMUNICATIONS
ISSN: 2056-9890
Volume 68| Part 6| May 2012| Page o1686
doi:10.1107/S1600536812020090
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