1. Computational and Bio-Simulation Research Group, University of Calabar, P.M.B. 1115, Calabar540221, Nigeria
2. Department of Pure and Applied Chemistry, University of Calabar, P.M.B. 1115, Calabar540221, Nigeria
3. Department of Chemistry Education, Alex Ekwueme Federal University, P.M.B. 1010, Abakaliki, Ebonyi State010, Nigeria
4. Department of Physics, Lehigh University, Bethlehem, Pennsylvania18015, United States
5. Department of Biological Sciences, Covenant University, Ota112104, Ogun State, Nigeria
6. Research Centre for Synthesis and Catalysis, Department of Chemical Sciences, University of Johannesburg, Johannesburg2006, South Africa