1. Department of Chemistry, Faculty of Education, Ain Shams University, Cairo, Egypt
2. Department of Chemistry, University College in Al-Jamoum, Umm Al-Qura University, Makkah, Saudi Arabia
3. Department of Chemistry, Faculty of Science, University of Albaha, Albaha, Saudi Arabia
4. Department of Pharmaceutical Chemistry, College of Pharmacy, Najran University, Najran, Kingdom of Saudi Arabia