1. Synthetic Inorganic and Metallo-Organic Research Laboratory, Department of Chemistry, University of Allahabad, Prayagraj, Uttar Pradesh, India;
2. Department of Chemistry, Mohammad Ali Jauhar University, Rampur, Uttar Pradesh, India;
3. Department of Chemistry, Government Degree College, DhadhaBujurg, Uttar Pradesh, India;
4. Department of Chemistry, Prof. Rajendra Singh (Rajju Bhaiya) Institute of Physical Science for Study and Research, VBS Purvanchal University, Jaunpur, Uttar Pradesh, India