1. Friedrich-Alexander University Erlangen-Nürnberg (FAU), Department of Chemistry and Pharmacy, Organic Chemistry Chair II, Nikolaus-Fiebiger-Str. 10, 91058 Erlangen, Germany
2. Friedrich-Alexander University Erlangen-Nürnberg (FAU), Department of Nuclear Medicine, Molecular Imaging and Radiochemistry, Schwabachanlage 6, 91054 Erlangen, Germany
3. Friedrich-Alexander University Erlangen-Nürnberg (FAU), Department of Chemistry and Pharmacy, Computer-Chemistry-Center and Interdisciplinary Center for Molecular Materials, Nägelsbachstr. 25, 91052 Erlangen, Germany
4. University Hospital Heidelberg, Department of Medicine V, 69120 Heidelberg, Germany