1. Faculty of Chemistry Institute of Organic Chemistry University of Vienna Währinger Str. 38 1090 Vienna Austria
2. Christian-Doppler Laboratory for Entropy-Oriented Drug Design Josef-Holaubek-Platz 2 1090 Vienna Austria
3. Boehringer-Ingelheim RCV 1120 Vienna Austria
4. CeMM Research Center for Molecular Medicine of the Austrian Academy of Sciences Lazarettgasse 14, AKH BT 25.3 1090 Vienna Austria