1. State Key Laboratory of Structural Chemistry
2. Fujian Institute of Research on the Structure of Matter
3. Chinese Academy of Sciences
4. Fuzhou 350002
5. P. R. China
6. Chair of Inorganic Chemistry II-Organometallic and Materials Chemistry
7. Ruhr University Bochum
8. D-44780 Bochum
9. Germany
10. Chair of Inorganic and Metal-Organic Chemistry
11. Technical University Munich
12. D-85748 Garching