1. Pharmaceutical Chemistry Department, Faculty of Pharmacy, Cairo University, Kasr El-Aini St., Cairo 11562, Egypt
2. Pharmaceutical Chemistry Department, Faculty of Pharmacy, Future University, Al Salam Axis, New Cairo, 11562, Egypt
3. Pharmaceutical Analytical Chemistry Department, Faculty of Pharmacy, British University in Egypt, El-Sherouk city, Cairo 11837, Egypt
4. Analytical Chemistry Department, Faculty of Pharmacy, Helwan University, EinHelwan, Cairo 11795, Egypt