Affiliation: | 1. Wildensteinerstrasse 17, CH‐4416 Bubendorf;2. Department of Medicinal Chemistry and Molecular Pharmacology, School of Pharmacy and Pharmaceutical Sciences, Purdue University, W. Lafayette, IN 47907‐2091;3. Berner Fachhochschule, Fachbereich Chemie, Pestalozzistrasse 20, CH‐3400 Burgdorf |