1. Institute of Pharmaceutical Biology Goethe University Frankfurt/Main Germany
2. Department of Pharmacy Center for Drug Research Ludwig‐Maximilians‐University of Munich Munich Germany
3. Department of Otorhinolaryngology and Walter Brendel Centre of Experimental Medicine Ludwig‐Maximilians‐University München Munich Germany
4. Institute of Pharmaceutical Chemistry Buchmann Institute for Molecular Life Sciences Goethe University Frankfurt/Main Germany
5. Institute of Biochemistry I Faculty of Medicine Goethe University Frankfurt/Main Germany