1. Department of Chemistry & Centre for Advanced Studies in Chemistry, Panjab University − Chandigarh, Sector 14, Chandigarh − 160014, India
2. University Institute of Pharmaceutical Sciences, Panjab University − Chandigarh, Sector 14, Chandigarh − 160014, India
3. Physical Chemistry Section, Department of Chemistry, University of Kashmir, Srinagar − 190006, Jammu and Kashmir, India