1. Bidhannagar College, EB-2, Sector −1, Salt Lake, Kolkata 700064, West Bengal, India
2. Department of Chemistry, Jadavpur University, Kolkata 700032, West Bengal, India
3. Department of Chemistry, Aliah University, Kolkata 700156, West Bengal, India
4. Haldia Government College, Debhog, Haldia, Purba Medinipur 721657, West Bengal, India