1. Faculty of Pharmacy, Universiti Teknologi MARA (UiTM) Cawangan Selangor, 42300 Puncak Alam, Selangor Darul Ehsan, Malaysia.
2. Atta-Ur-Rahman Institute for Natural Product Discovery, Universiti Teknologi MARA (UiTM) Cawangan Selangor, 42300 Puncak Alam, Selangor Darul Ehsan, Malaysia.