1. H.E.J. Research Institute of Chemistry, International Center for Chemical and Biological Sciences, University of Karachi, Karachi 74200, Pakistan
2. Department of Chemistry, Division of Science and Technology, University of Education, College Road, Lahore-, Pakistan
3. Department of Chemistry, N.E.D. University of Engineering and Technology, Karachi 75270, Pakistan
4. Department of Chemistry, Abdul Wali Khan University, Murdan, Pakistan
5. Chemistry Department, Faculty of Science and Arts, King Abdulaziz University, Rabigh 21911, Saudi Arabia
6. Department of Chemistry, University of Sahiwal, Sahiwal 57000, Pakistan