1. Biomedical Research Foundation of the Academy of Athens, 4 Soranou Efesiou Str, Athens 115 27, Greece
2. Division of Pharmaceutical Chemistry, Department of Pharmacy, National and Kapodistrian University of Athens, Panepistimiopolis Zografou, Athens 15771, Greece
3. Uni-Pharma S.A. Kifissia 14564, Greece
4. Laboratory of Pharmacology, Faculty of Pharmacy, National and Kapodistrian University of Athens, Panepistimioupoli, Zografou, Athens 15771, Greece