1. Centre
for Drug Research, Division of Pharmaceutical Biosciences, University of Helsinki, FI-00014 Helsinki, Finland
2. Department
of Bioengineering, McGill University, Montreal, Quebec H3A 0C3, Canada
3. Institute
of Organic and Medicinal Chemistry, University of Pécs, H-7624
Pécs, Szigeti st. 12, Pécs 7622, Hungary
4. Department
of Pharmaceutical Sciences, University of Padova, Padova 35122, Italy