1. Department of Chemistry, COMSATS University Islamabad, Abbottabad Campus, Abbottabad 22010, KPK, Pakistan
2. Department of Pharmaceutical Chemistry, College of Pharmacy, King Saud University, Riyadh 11451, Saudi Arabia
3. Division of Genome Sciences and Cancer, The John Curtin School of Medical Research, The Australian National University, Canberra, ACT 2601, Australia
4. Pakistan Science Foundation, 1-Constitution Avenue, G-5/2, Islamabad 44000, Pakistan