1. Department of Chemistry, Temple Hall 431, Missouri State University, Springfield, Missouri 65897, Department of Physics, B5, University of Liège, B-4000 Sart-Tilman, Belgium, Department of Chemistry, Missouri University of Science and Technology, University of Missouri—Rolla, Rolla, Missouri 65409-0010, and Chemistry Department, Inorganic Chemistry Division, National University of the Ukraine, Volodimir’ska 64 St., Kiev 01033, Ukraine