1. School of Studies in Chemistry, Pt. Ravishankar Shukla University, Raipur, 492010 Chhattisgarh, India
2. Shaheed Kawasi Rodda Pedda, Government College Kuakonda, Dantewada, 494552 Chhattisgarh, India
3. Department of Chemistry, Guru Ghasidas Vishwavidyalaya, Koni, Bilaspur, 495009 Chhattisgarh, India