1. State Key Laboratory of Applied Organic Chemistry (Lanzhou University), Key Laboratory of Nonferrous Metal Chemistry and Resources Utilization of Gansu Province, College of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou 730000, People’s Republic of China
2. College of Chemistry and Environmental Science, Qujing Normal University, Qujing 655011, People’s Republic of China
3. College of Chemistry and Chemical Engineering, Ningxia Normal University, Guyuan 756000, People’s Republic of China