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The structure of the building unit of the one-dimensional of (I), with the atom-numbering scheme. Displacement ellipsoids are drawn at the 30% probability level. Uncoordinate water molecules and H atoms on C atoms have been omitted. [Symmetry codes: (A) 2 - x, 2 - y, 1 - z; (B) 1 - x, 2 - y, 1 - z; (C) -1 + x, y, z.]
