1. Department of Chemistry, Faculty of Science, Center of Excellence in Natural Products Chemistry, Chulalongkorn University, Bangkok, Thailand
2. Graduate School of Bioagricultural Sciences, Nagoya University, Nagoya, Japan
3. Department of Pharmacology, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
4. Institute of Fundamental and Applied Sciences, Duy Tan University, Ho Chi Minh City, Vietnam
5. Faculty of Natural Sciences, Duy Tan University, Da Nang, Vietnam
6. Department of Chemistry, Faculty of Science, Nanotec-CU Center of Excellence on Food and Agriculture, Chulalongkorn University, Bangkok, Thailand