1. Division of Chemistry, Department of ScienceFaculty of Liberal Arts and Science, Kasetsart University (Kamphaeng Saen Campus) Nakhon Pathom Province Thailand
2. Laboratory of Analytical NeurobiologyFaculty of Pharmacy, Meijo University 150 Yagotoyama, Tempaku Nagoya Japan
3. Laboratory of Medicinal Resources ChemistryFaculty of Pharmacy, Meijo University 150 Yagotoyama, Tempaku Nagoya Japan