1. Department of Chemistry, University College of Science, University of Calcutta, 92 APC Road, Kolkata 700009, India
2. Instituto de Ciencia Molecular, Universitat de València, c/Catedrático José Beltrán 2, Paterna (València) 46980, Spain
3. Rani Rashmoni Green University, Tarakeswar, Hooghly 712410, West Bengal, India