1. Natural Products and Synthesis Organic Laboratory (NPSOLab), School of Chemical Sciences, Universiti Sains Malaysia, Penang
11800, Malaysia
2. Advance Medical and Dental Institute, Universiti Sains Malaysia, Kepala Batas 13200, Penang, Malaysia
3. Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Padjadjaran, Jatinangor 45363, Indonesia
4. Department of Pharmaceutical Chemistry, College of Pharmacy, King Khalid University, Abha, Saudi Arabia