1. Department of Pharmacy; Università di Salerno; Via Giovanni Paolo II 132 84084 Fisciano, SA Italy
2. Department of Pharmacy; Università degli Studi di Bari “Aldo Moro”; Via Orabona 4 70126 Bari Italy
3. Department of Pharmacy; Università degli Studi di Napoli “Federico II”; Via Montesano 49 80131 Napoli Italy
4. Department of Pharmaceutical/Medicinal Chemistry; Institute of Pharmacy; University of Jena; Philosophenweg 14 07743 Jena Germany