1. Department of Chemistry, Netaji Subhas University of Technology, Dwarka Sector 3, New Delhi-
110078, India
2. Department of Chemistry, Miranda House College, University of Delhi, New Delhi-110007,
India
3. Department of Chemistry, School of Physical Sciences, Mizoram University, Aizawl796004,
Mizoram, India
4. Department of Chemistry, Bhaskaracharya College of Applied Science, University of Delhi,
Sector 2, Dwarka, New Delhi 110075, India