1. Department of Chemistry, Institute of Science, Banaras Hindu University Varanasi, Varanasi-221005, India
2. Department of Chemistry, University of Delhi, Delhi-110007, India
3. School of Chemical Sciences, Goa University, Taleigao Plateau, Goa-403206, India
4. Centre for Chemistry and Chemical Engineering, Lund University, Kemicentrum, Solvengatan 39 A, Sweden
5. CSIR- Indian Institute of Petroleum, Mohkampur, Dehradun-248005, India