1. Institute of Organic and Biomolecular Chemistry, Georg-August-University Göttingen, Tammannstraße 2, 37077 Göttingen, Germany
2. Department of Experimental Neurodegeneration, Center for Biostructural Imaging of Neurodegeneration, University Medical Center Göttingen, Waldweg 33, 37073 Göttingen, Germany
3. Translational and Clinical Research Institute, Faculty of Medical Sciences, Newcastle University, Framlington Place, Newcastle Upon Tyne, NE2 4HH, UK
4. Max Planck Institute for Multidisciplinary Sciences, Hermann-Rein-Straße 3, 37075 Göttingen, Germany