1. Natural and Medical Sciences Research Center, University of Nizwa, Nizwa, Sultanate of Oman
2. Department of Chemistry, COMSATS University Islamabad, Abbottabad Campus, KPK, Pakistan
3. Department of Basic & Applied Chemistry, Faculty of Science & Technology, University of Central Punjab, Lahore, Pakistan
4. Chemistry Department, College of Science, King Khalid University, Abha, Saudi Arabia