1. Key Laboratory for Advanced Materials and Institute of Fine Chemicals
2. School of Chemistry & Molecular Engineering
3. East China University of Science and Technology
4. 200237 Shanghai
5. China
6. Department Chemie
7. Ludwig-Maximilians-Universität München
8. 81377 München
9. Germany
10. State Key Laboratory of Organometallic Chemistry
11. Center for Excellence in Molecular Synthesis
12. University of Chinese Academy of Sciences
13. Shanghai Institute of Organic Chemistry
14. Chinese Academy of Sciences