1. Organic Synthesis Department, Lek Pharmaceuticals d.d., Sandoz Development Center Slovenia, API Development, Kolodvorska 27, Mengeš 1234, Slovenia
2. Faculty of Pharmacy, University of Ljubljana, Aškerčeva 7, Ljubljana 1000, Slovenia
3. Sandoz GmbH, Global Portfolio Management API, Biochemiestrasse 10, Kundl 6250, Austria