1. Department of Chemistry, Mugberia Gangadhar Mahavidyalaya, Bhupatinagar, Purba Medinipur, 721425 West Bengal, India
2. Department of Microbiology, University of Kalyani, Kalyani, Nadia, 741235 West Bengal, India
3. Departamento de Química/CICECO, Universidade de Aveiro, 3810-193 Aveiro, Portugal
4. Department of Chemistry, Prabhat Kumar College, Contai, Purba Medinipur, 721401 West Bengal, India