1. Institute of Chemical Technology, Vietnam Academy of Science and Technology, Ho Chi Minh city, Vietnam
2. Faculty of Environmental Sciences, Sai Gon University, Ho Chi Minh city, Vietnam
3. Faculty of Science, Natural Products Research Unit, Department of Chemistry, Chulalongkorn University, Bangkok, Thailand
4. Department of Digestive Surgery, Quang Ngai General Hospital, Quang Ngai city, Vietnam