1. Laboratory
for Medicinal Chemistry, Faculty of Pharmaceutical Sciences, Ghent University, Harelbekestraat 72, B-9000 Ghent, Belgium
2. Cardiff
School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Redwood Building, King Edward VII Avenue, Cardiff CF10 3NB, U.K.
3. NMR
and Structure Analysis Unit, Department of Organic Chemistry, Ghent University, Krijgslaan 281 S4, B-9000 Ghent, Belgium
4. Rega
Institute for Medical Research, KU Leuven, B-3000 Leuven, Belgium