1. Groningen Research Institute of Pharmacy, University of Groningen, Antonius Deusinglaan 1, 9713 AV Groningen, The Netherlands
2. Institute for Advanced Study and Center of Integrated Protein Science München (CIPSM), TU München, Department Chemie, Lichtenbergstr. 4, 85747 Garching, Germany
3. School of Chemistry, Cardiff University, Main Building, Park Place, CF10 3AT Cardiff, United Kingdom
4. Department of Pharmacy, University of Copenhagen, Universitetsparken 2, 2100 Copenhagen, Denmark