1. Department of Physiological Chemistry, Faculty of Chemistry, University of Vienna, 1090 Vienna, Austria
2. Leibniz-Institute of Food Systems Biology at the Technical University of Munich, 85354 Freising, Germany
3. Department of Inorganic Chemistry, Faculty of Chemistry, University of Vienna, 1090 Vienna, Austria
4. Chair of Food Chemistry and Molecular Sensory Science, Technical University of Munich, 85354 Freising, Germany
5. Symrise AG, 37603 Holzminden, Germany
6. Chair for Nutritional Systems Biology, Technical University of Munich, 85354 Freising, Germany