1. Department of Chemistry, Lahore Garrison University, Lahore, Pakistan
2. Lahore Pharmacy College, A Project of Lahore Medical & Dental College, Pakistan
3. Himont Parmaceuticals, Lahore, Pakistan
4. Department of Zoology, Quaid-i-Azam University, Islamabad, Pakistan
5. Department of Chemistry, Division of Science and Technology, University of Education, Lahore, 54770, Pakistan