1. Shanghai-Hong Kong Joint Laboratory in Chemical Synthesis Shanghai Institute of Organic Chemistry 345 Fenglin Road Shanghai P. R. China
2. The Education Ministry Key Lab of Resource Chemistry and Shanghai Key Laboratory of Rare Earth Functional Materials Shanghai Normal University Shanghai 200234 P. R. China
3. State Key Laboratory of Synthetic Chemistry Department of Chemistry The University of Hong Kong Pokfulam Road Hong Kong SAR P. R. China
4. HKU Shenzhen Institute of Research and Innovation Shenzhen Guangdong 518057 P. R. China