1. Stratingh Institute for Chemistry, University of Groningen, Nijenborgh 7, 9747 AG Groningen, The Netherlands
2. Department of Drug Design and Optimization, Helmholtz Institute for Pharmaceutical Research Saarland (HIPS) − Helmholtz Centre for Infection Research (HZI), Campus Building E8.1, 66123 Saarbrücken, Germany
3. Department of Pharmacy, Saarland University, Campus Building E8.1, 66123 Saarbrücken, Germany
4. Laboratory of Chemical Biology, Department of Biomedical Engineering and Institute for Complex Molecular Systems (ICMS), Eindhoven University of Technology, 5600 MB Eindhoven, The Netherlands
5. Department of Chemistry, University of Duisburg-Essen, 47057 Essen, Germany