1. School of Chemical Engineering and Technology, Xi’an Jiaotong University, Xi’an 710049, P. R. China
2. School of Chemistry and Chemical Engineering, Chongqing Key Laboratory of Theoretical and Computational Chemistry, Chongqing University, Chongqing 400030, P. R. China
3. School of Pharmacy, Nanjing University of Chinese Medicine, Nanjing 210046, P. R. China
4. NMPA Key Laboratory for Impurity Profile of Chemical Drugs, Jiangsu Institute for Food and Drug Control, Nanjing 210019, P. R. China