1. School of Pharmaceutical Sciences, Shandong Analysis and Test Center, Qilu University of Technology (Shandong Academy of Sciences), 19 Keyuan Road, Lixia District, Jinan250014, Shandong, P. R. China
2. College of Chemical Engineering, Qingdao University of Science and Technology, Jinan266061, P. R. China
3. School of Pharmacy, Fudan University, Shanghai201203, P. R. China
4. Shouguang Fukang Pharmaceutical Co., Ltd., Weifang262700, P. R. China