1. Department of Chemistry, University of Malakand, P.O. Box 18800, Dir Lower, Pakistan
2. College of Chemistry & Materials Science, Hebei Normal University, Shijiazhuang, 050024, China
3. H.E.J. Research Institute of Chemistry, International Center for Chemical & Biological Sciences, University of Karachi, Karachi, 75270, Pakistan
4. Chemistry Department, Faculty of Science, Al-Azhar University, Nasr City, 11884, Cairo, Egypt
5. Department of Chemistry, College of Science, King Saud University, P.O. Box 2455, Riyadh, 11451, Saudi Arabia
6. Faculty of Pharmacy, Universiti Teknologi MARA Puncak Alam Campus, 42300 Bandar Puncak Alam,Selangor D. E., Malaysia