1. Department of Chemistry and Center of Excellence, for Innovation in Chemistry (PERCH-CIC); Faculty of Science; Mahidol University; Rama 6 Road Bangkok 10400 Thailand
2. Department of Organic Chemistry; Stockholm University, Arrhenius-laboratory; 10691 Stockholm Sweden
3. Research and Development Department; International Laboratories Corp., Ltd. Bang Pli; Samut Prakan 10540 Thailand
4. Faculty of Science at Si Racha; Kasetsart University; Si Racha Campus Chonburi Thailand