1. Faculty of Applied Sciences, Universiti Teknologi MARA (UiTM), Shah alam 40450, Selangor, Malaysia
2. Atta-ur-Rahman Institute for Natural Products Discovery, Universiti Teknologi MARA (UiTM), Puncak alam 42300, Selangor, Malaysia
3. Pharmacy Program, Malaysian Ministry of Health Sultan Azlan Shah Training Institute, Ulu Kinta 31250, Perak, Malaysia
4. Faculty of Medicine, Lincoln University, Petaling Jaya 47301, Selangor, Malaysia
5. Department of Organic Chemistry, Faculty of Chemistry, Kabul University, Kabul, Afghanistan