1. Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Agri Ibrahim Cecen University, Agri, Turkey,
2. Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Ataturk University, Erzurum, Turkey,
3. Department of Chemistry, Faculty of Science, Ataturk University, Erzurum, Turkey,
4. Department of Zoology, College of Science, King Saud University, Riyadh, Saudi Arabia,
5. Department of Biology, Faculty of Science, Agri Ibrahim Cecen University, Agri, Turkey, and
6. Neurofarba Department e Laboratorio di Chimica Bioinorganica, Universita Degli Studi di Firenze, Sesto Fiorentino (Florence), Italy