1. Institute of Pharmacy/Pharmaceutical Chemistry University of Innsbruck Innsbruck 6020 Austria
2. Faculty of Pharmacy Universitas Gadjah Mada Yogyakarta 55281 Indonesia
3. Institute of Pharmacy, Department of Pharmaceutical and Medicinal Chemistry Paracelsus Medical University Salzburg 5020 Austria
4. Drug Discovery Biology, Monash Institute of Pharmaceutical Sciences Monash University Victoria 3052 Australia
5. Department of Biological Sciences, Graduate School of Science University of Tokyo Tokyo 113-0033 Japan