1. Department of Organic Chemistry, University of Science, National University – Ho Chi Minh City, Ho Chi Minh City, Viet Nam
2. Department of Chemistry, Ho Chi Minh City University of Education, Ho Chi Minh City, Viet Nam
3. Department of Chemistry, Faculty of Science, Center of Excellence in Natural Products Chemistry, Chulalongkorn University, Bangkok, Thailand
4. Department of Nature, Dong Nai University, Biên Hòa, Dong Nai Province, Vietnam