1. Laboratory of Fundamental and Applied Research in Chemical Ecology; University of Neuchâtel; 2000 Neuchâtel Switzerland
2. Laboratory of Phytochemistry and Bioactive Natural Products; University of Geneva; 1211 Geneva Switzerland
3. Institute of Plant Sciences; University of Bern; 3013 Bern Switzerland
4. Neuchâtel Platform of Analytical Chemistry; University of Neuchâtel; 2000 Neuchâtel Switzerland