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Figure 1 The asymmetric unit of the title compound, together with symmetry-related atoms to complete the coordination units. Displacement ellipsoids are drawn at the 50% probability level. [Symmetry codes: (i) −x + 1, −y, −z + 1; (ii) −x, y − , −z + ; (iii) x, −y + , z + ; (iv) −x, −y, −z + 1; (v) −x, −y, −z.] |