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Figure 1 The asymmetric uni of (I), together with additional I atoms to complete the coordination of Pb atom. Displacement ellipsoids are plotted at the 50% probability level. [Symmetry code: (A) x, 1 + y, z; (B) 1 – x, 1 – y, 1 – z, (C) x, – 0.5 – y, z] |