1. Department of Chemistry, University of Engineering and Technology (UET), G.T Road, Lahore 54890, Pakistan
2. Institute of Chemical Sciences, Bahauddin Zakariya University (BZU), Bosan Road, Multan 60000, Punjab, Pakistan
3. Department of Chemistry, School of Natural Sciences (SNS), National University of Science and Technology (NUST), H-12, Islamabad 46000, Pakistan