1. Department of Chemistry, University of Copenhagen, 5 Universitetsparken, 2100 Copenhagen, Denmark
2. Biochemical and Chemical Engineering Department, Aarhus University, 40 Åbogade, 8200 Aarhus, Denmark
3. Institute for Applied and Physical Chemistry, University of Bremen, Leobenerstraße, 28359 Bremen, Germany
4. Südzucker AG Central Department Research, Development Services (CRDS), Wormser Straße 11, 67283 Obrigheim, Germany
5. Department of Chemistry, Biochemistry and Pharmaceutical Sciences, University of Bern, Freiestrasse 3, CH-3012 Bern, Switzerland