1. Program on Chemical Biology, Center of Excellence on Environmental Health and Toxicology (EHT), Ministry of Education, Chulabhorn Graduate Institute, 54 Kamphaeng Phet 6, Laksi, Bangkok 10210, Thailand
2. Laboratory of Medicinal Chemistry, Chulabhorn Research Institute, 54 Kamphaeng Phet 6, Laksi, Bangkok 10210, Thailand