1. Eenheid Algemene Chemie (ALGC)
2. Department of Chemistry
3. Vrije Universiteit Brussel (VUB)
4. 1050 Brussels
5. Belgium
6. Organic Chemistry Research Group (ORGC)
7. Department of Bioengineering Sciences
8. Institute for Organic Chemistry
9. University of Muenster
10. 48149 Münster
11. Germany