1. Department of Physics, University of Mauritius, Réduit 80837, Mauritius
2. Computational Chemistry Group, Department of Chemistry, University of Mauritius, Réduit 80837, Mauritius
3. Department of Pharmaceutical Chemistry, College of Pharmacy, King Saud University, Riyadh 11451, Saudi Arabia
4. X-ray Crystallography Unit, School of Physics, Universiti Sains Malaysia (USM), Penang 11800, Malaysia