1. Center for Integrated Technology and Organic Synthesis (CiTOS), MolSys Research Unit, University of Liège, B-4000 Liège (Sart Tilman), Belgium
2. Mass Spectrometry Laboratory, MolSys Research Unit, University of Liège, B-4000 Liège (Sart Tilman), Belgium
3. WEL Research Institute, Avenue Pasteur 6, B-1300 Wavre, Belgium