1. Key Laboratory of Nonferrous Metal Chemistry and Resources Utilization of Gansu Province and State Key Laboratory of Applied Organic Chemistry
2. College of Chemistry and Chemical Engineering
3. Lanzhou University
4. Lanzhou 730000
5. China
6. Department of Chemistry
7. KU Leuven (Katholieke Universiteit Leuven)
8. 3001 Leuven
9. Belgium