1. Department of Chemistry, University of Turku, FI-20014 Turku, Finland
2. Turku PET Centre, University of Turku, FI-20520 Turku, Finland
3. Instrument Centre, Faculty of Science and Engineering, Åbo Akademi University, FI-20500 Åbo, Finland
4. Department of Biologics, Orion Pharma, 20101 Turku, Finland
5. Faculty of Engineering and Natural Sciences, Tampere University, FI-33014 Tampere, Finland
6. Division of Pharmaceutical Biosciences, Faculty of Pharmacy, University of Helsinki, FI-00014, Helsinki, Finland