1. Laboratory of Fundamental and Applied Research in Chemical Ecology; University of Neuchâtel; Rue Emile-Argand 11 2000 Neuchâtel Switzerland
2. Laboratory of Phytochemistry and Bioactive Natural Products; School of Pharmaceutical Sciences; University of Geneva; University of Lausanne; Quai Ernest-Ansermet 30 1211 Geneva Switzerland
3. Institute of Plant Sciences; University of Bern; Altenbergrain 21 3013 Bern Switzerland
4. Lehrstuhl für Genetik; Technische Universität München; Am Hochanger 8 85350 München Germany
5. Neuchâtel Platform of Analytical Chemistry; University of Neuchâtel; Avenue de Bellevaux 51 2000 Neuchâtel Switzerland