1. Department of Chemistry, Faculty of Science, Silpakorn University, Nakhon Pathom 73000, Thailand
2. Department of Chemistry and the Texas Center for Superconductivity, University of Houston, Houston, Texas 77204, United States
3. National Metal and Materials Technology Center (MTEC), Pathumthani 12120, Thailand
4. Department of Biology, Faculty of Science, Silpakorn University, Nakhon Pathom 73000, Thailand