1. Riphah Institute of Pharmaceutical Sciences, Riphah International University, Islamabad 44000, Pakistan
2. Department of Chemistry, Quaid -i- Azam University, Islamabad 44000, Pakistan
3. Department of Pharmacy, Capital
University of Science and Technology, Islamabad 44000, Pakistan
4. Dow International Medical College, Dow
University of Health Sciences, Karachi 74000, Pakistan