1. Department of Flavor Chemistry, Institute of Food Science and Biotechnology, University of Hohenheim, Fruwirthstr. 12, 70599 Stuttgart, Germany
2. Syft Technologies GmbH, Hilpertstr. 31, 64295 Darmstadt, Germany
3. GERSTEL GmbH & Co. KG, Eberhard-Gerstel-Platz 1, 45473 Mühlheim an der Ruhr, Germany