1. Department of Chemistry, King Fahd University of Petroleum and Minerals, Dhahran, Saudi Arabia
2. Pharmacology and Toxicology Department, College of Pharmacy, King Saud University, Riyadh, Saudi Arabia
3. Center of Excellence in Nanotechnology, King Fahd University of Petroleum & Minerals, Dhahran, Saudi Arabia
4. Department of Chemistry, College of Sciences and Humanities, Prince Sattam Bin Abdulaziz University, Al-Kharj, Saudi Arabia