1. Institute of Atomic and Molecular Sciences, Academia Sinica, P.O. Box 23-166, Taipei 10764, Taiwan, Institute of Problems of Chemical Physics, Russian Academy of Sciences, Chernogolovka, Moscow Region, 142432 Russia, Center of Computational Quantum Chemistry, University of Georgia, Athens, Georgia 30602-2525, Lomonosov Moscow State Academy of Fine Chemical Technology, Moscow, 117571 Russia, and Department of Chemistry, Lomonosov Moscow State University, Moscow, Russia