1. Institute of Chemistry, The Islamia University of Bahawalpur, Bahawalpur 63100, Pakistan
2. Department of Chemistry, University of Sahiwal, Sahiwal 57000, Pakistan
3. Chemistry Department, Faculty of Science, King Abdulaziz University, P.O. Box 42734, Jeddah, Saudi Arabia
4. Department of Chemistry, Quaid-e-Azam University, Islamabad 44000, Pakistan
5. Institute of Physics, The Islamia University Bahawalpur, Bahawalpur 63100, Pakistan
6. LAQV-REQUIMTE, Department of Chemistry, NOVA School of Science and Technology, Universidade NOVA de Lisboa, 2829-516 Caparica, Portugal