1. Department of Chemistry, Faculty of Natural Sciences, Matej Bel University, Tajovského 40, 97401, Banska Bystrica, Slovakia
2. Department of Chemistry and Earth Sciences, Qatar University, P.O. Box 2713, Doha, Qatar
3. Department of Chemistry, COMSATS University, Abbottabad Campus, Abbottabad, KPK, 22060, Pakistan