1. Institute
of Organic Chemistry, Karlsruhe Institute of Technology, KIT Campus
South, Fritz-Haber-Weg 6, Karlsruhe D-76131, Germany
2. cynora GmbH, Hermann-von-Helmholtz-Platz
1, Eggenstein-Leopoldshafen D-76344, Germany
3. Laboratory
of Inorganic Chemistry, Department of Chemistry, University of Helsinki, P.O. Box 55 (A.I. Virtasen aukio 1), Helsinki FIN-00014, Finland
4. Institute
of Toxicology and Genetics, Karlsruhe Institute of Technology (KIT), Hermann-von-Helmholtz-Platz 1, D-76344 Eggenstein-Leopoldshafen, Germany