1. Department of Pharmacy, University of Malakand, Khyber Pakhtoonkhwa, Pakistan,
2. H.E.J. Research Institute of Chemistry, International Center for Chemical and Biological Sciences, Karachi University, Karachi, Pakistan,
3. College of Pharmacy, Qatar University, Doha, Qatar, and
4. School of Pharmacy, China Pharmaceutical University, Nanjing, Jiangsu, China