1. Beni-Suef University, Faculty of Pharmacy, Pharmaceutical Analytical Chemistry Department, Alshaheed Shehata Ahmed Hegazy St, 62514 Beni-Suef, Egypt
2. Cairo University, Faculty of Pharmacy, Pharmaceutical Analytical Chemistry Department, Kasr El-Aini St, 11562 Cairo, Egypt
3. Beni-Suef University, Faculty of Pharmacy, Pharmaceutical Medicinal Chemistry Department, Alshaheed Shehata Ahmed Hegazy St, 62514 Beni-Suef, Egypt