1. Department of Chemistry and Centre for Advanced Studies in Chemistry, Panjab University, Sector 14, 160014 Chandigarh, U.T., India
2. Department of Chemistry, Panjab University Research Centre, GGDSD College, Sector 32, 160031 Chandigarh, U. T., India
3. Department of Biotechnology, School of Bioengineering and Biosciences, Lovely Professional University (LPU), Jalandhar-Delhi G.T. Road, Phagwara, Punjab 144012, India