1. Department of Chemistry; University of Graz; Heinrichstrasse 28 8010 Graz Austria
2. Austrian Center of Industrial Biotechnology c/o; Department of Chemistry; University of Graz; Heinrichstrasse 28 8010 Graz Austria
3. Creavis; Evonik Industries, Bau 1420; Paul Baumann Strasse 1 45772 Marl Germany