1. Department of Pharmacy Ludwig‐Maximilians‐University Munich Pharmaceutical Technology and Biopharmaceutics Butenandtstr. 5–13 81377 Munich Germany
2. Department of Ophthalmology University Eye Hospital Tübingen Center for Ophthalmology Elfriede‐Aulhorn‐Strasse 7 72076 Tübingen Germany
3. Department for Chemistry University of Bern Biochemistry and Pharmacy Freiestrasse 3 Bern 3012 Switzerland