1. H. E. J. Research Institute of Chemistry, International Center for Chemical and Biological Sciences, University of Karachi, Karachi-75270, Pakistan
2. School of Pharmacy, University of East Anglia, Norwich NR4 7TJ, United Kingdom
3. Department of Biochemistry and Molecular Medicine, University of California Davis, Sacramento, California 95817, United States
4. Department of Biochemistry, Faculty of Science, King Abdulaziz University, Jeddah-21412, Saudi Arabia