1. Department of Chemistry & Pharmacy Chair of Organic Chemistry II Friedrich Alexander University of Erlangen-Nuremberg Nikolaus-Fiebiger-Strasse 10 91058 Erlangen Germany
2. Organic Materials and Devices Department of Materials Science Interdisciplinary Center for Nanostructured Films (IZNF) Friedrich Alexander University of Erlangen-Nuremberg Cauerstrasse 3 91058 Erlangen Germany