1. H. E. J. Research Institute of Chemistry
2. International Center for Chemical and Biological Sciences
3. University of Karachi
4. Karachi-75270
5. Pakistan
6. Department of Chemistry
7. Forman Christian College (A Chartered University)
8. Lahore
9. COMSATS Institute of Information Technology
10. Abbottabad
11. Pakistan 22060
12. Center for Advanced Drug Research
13. Abbottabad 22060
14. Leibniz-Institut für Katalyse e. V. an der Universität Rostock
15. 18059 Rostock
16. Germany
17. Department of Physical Chemistry
18. University of Rostock