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Figure 1 The one-dimensional chain structure of the title compound. Displacement ellipsoids are drawn at the 40% probability level. H atoms have been omitted for clarity. Hydrogen bonds are shown as dashed lines. [Symmetry codes: (i) −x+1, y+1/2, −z+1/2; (ii) −x+1, y-1/2, −z+1/2.] |