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Figure 1 The molecular structure of compound (I), with displacement ellipsoids drawn at the 50% probability level [H-atoms have been omitted for clarity; symmetry codes: (A) −x + 1, −y + 1, −z + 1; (B) −x + 1, −y + 1, −z; (C) x, y + 1, z + 1; (AC) x, y + 1, z. |