1. Department of Chemistry, University College of Science, University of Calcutta, 92 APC Road, Kolkata 700009, India
2. Departament de Química, Universitat de les Illes Balears, Carta de Valldemossa km 7.5, 07122 Palma de Mallorca, Baleares, Spain
3. Rani Rashmoni Green University, Tarakeswar, Hooghly 712410, West Bengal, India