Figure 1 A fragment of a mol­ecular ribbon showing a dinuclear structural building unit of the title complex with atom labelling scheme and 50% probability displacement ellipsoids. Symmetry code: (i) x, y - 1,z + 1; (ii) -x + 1, -y, -z + 1; (iii): -x + 1, -y + 1, -z.  [article HTML]