1. Department of Chemistry, Faculty of Science, Obafemi Awolowo University, Ile-Ife, Nigeria
2. Department of Pharmacognosy, Faculty of Pharmacy, University of Ibadan, Ibadan, Nigeria
3. Department of Pharmacognosy, Faculty of Pharmacy, Obafemi Awolowo University, Ile-Ife, Nigeria
4. Department of Pharmacognosy, Faculty of Pharmacy, Olabisi Onabanjo University, Ago-Iwoye, Nigeria
5. Department of Plant Science, Faculty of Science, Olabisi Onabanjo University, Ago-Iwoye, Nigeria
6. Department of Chemistry, School of Science, Federal College of Education, Okene, Nigeria
7. Department of Pharmacognosy and Natural Products, College of Pharmacy, Afe Babalola University, Ado-Ekiti, Nigeria