1. Pharmaceutical Chemistry and Natural Products Research Unit, Faculty of Pharmacy, Mahasarakham University, Kantharawichai District, Maha Sarakham, 44150, Thailand
2. Department of Pharmacology, Faculty of Pharmacy, Mahidol University, Rajathevi, Bangkok, 10400, Thailand
3. School of Pharmacy, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo, 142-8666, Japan