1. Program in Chemical Sciences, Chulabhorn Graduate Institute, Chulabhorn Royal Academy, 906 Khamphaeng Phet 6 Road, Laksi, Bangkok 10210, Thailand
2. Laboratory of Medicinal Chemistry, Chulabhorn Research Institute, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, Thailand 10210
3. Centre of Excellence on Environmental Health and Toxicology, Ministry of Education, Bangkok 10400, Thailand