1. Davenport Research Laboratories
2. Department of Chemistry
3. University of Toronto
4. Toronto
5. Canada
6. Departamento de Química Inorgánica
7. Universidad de Murcia
8. Campus de Espinardo
9. 30100 Murcia
10. Spain
11. Department of Organic Chemistry
12. University of Geneva
13. 1211 Geneva
14. Switzerland