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Figure 1 ORTEP view of (I) showing the formation of the polymeric chain, with the atom-labelling scheme. Displacement ellipsoids are drawn at the 30% probability level. H atoms have been omitted for clarity. [Symmetry code: (i) 2-x, 2-y, 2-z; ii: −x + 2, y, −z + ; (iii) x, −y + 2, + z] |