1. Institute of Inorganic ChemistryKarlsruhe Institute of Technology (KIT) Engesserstraße 15 76131 Karlsruhe Germany
2. Nikolaev Institute of Inorganic Chemistry SB RAS Prosp. Lavrentieva 3 630090 Novosibirsk Russia
3. Novosibirsk State University Pirogovastr. 2 630090 Novosibirsk Russia