1. Department of Chemistry, Faculty of Science, Atatürk University, Erzurum, Turkey,
2. Department of Basic Science, Faculty of Science, Erzurum Technical University, Erzurum, Turkey,
3. Department of Zoology, College of Science, King Saud University, Riyadh, Saudi Arabia,
4. Dipartimento di Chimica Ugo Schiff, Universita Degli Studi di Firenze, Sesto Fiorentino, Firenze, Italy, and
5. Neurofarba Department, Section of Pharmaceutical and Nutriceutical Sciences, Universita Degli Studi di Firenze, Sesto Fiorentino, Florence, Italy