Text this: Crystal structure of diaqua-bis(3-carboxy-5-bromoisophthalato-κO)-bis(1-(3-(1H-benzo[d]imidazol-1-yl)propyl)-1H-benzo[d]imidazol-3-ium-κN)nickel(II) bis(3-carboxy-5-bromoisophthalate), C66H54Br4N8NiO18