CCDC 1410365: Experimental Crystal Structure Determination : catena-[tetrakis(mu-iodo)-bis(mu-1,4-diazabicyclo[2.2.2]octane)-tetra-copper (mu-2,2'-(1,3-phenylene)bis(benzimidazol-1-yl))-di-copper N,N-dimethylformamide solvate]