1. Competence Center for Biocatalysis Institute for Chemistry and Biotechnology Zurich University of Applied Sciences Einsiedlerstrasse 31 8820 Wädenswil Switzerland
2. Present address: Fisher Clinical Services Thermo Fisher Scientific Steinbühlweg 69 4123 Allschwil Switzerland
3. Present address: Science & Innovation Center Mitsubishi Chemical Corporation 1000 Kamoshidacho Aoba ward, Yokohama Kanagawa 227-8502 Japan
4. Process Chemistry & Catalysis F. Hoffmann-La Roche Ltd. CH-4070 Basel Switzerland