1. Department of Chemistry, University of Turku, FI-20500 Turku, Finland
2. Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, FI-00014 Helsinki, Finland
3. Faculty of Engineering and Natural Sciences, Tampere University, FI-33014 Tampere, Finland
4. Pharmaceutical Sciences, Faculty of Science and Engineering, Åbo Akademi University, 20520 Turku, Finland