1. School of Pharmaceutical Sciences, South-Central Minzu University, 182 Minzu Road, Wuhan 430074, P.R. China
2. National Center for Genetic Engineering and Biotechnology (BIOTEC), 113 Thailand Science Park, Phaholyothin Road, Klong Luang, Pathumthani 12120, Thailand
3. Institute for Organic Chemistry and Biomolekulares Wirkstoffzentrum (BMWZ), Schneiderberg 38, 30167 Hannover, Germany