1. Department of Chemistry University of Eastern Finland Yliopistokatu 7 80101 Joensuu Finland
2. Faculty of Chemistry and Chemical Biology TU Dortmund University 44227 Dortmund Germany
3. Department of Chemistry/Nanoscience Center University of Jyväskylä Survontie 9 C 40014 Jyväskylä Finland
4. Department of Chemistry National Taiwan University Taipei Taiwan 10617
5. Institute of Organic Chemistry Heidelberg University Im Neuenheimer Feld 270 D-69120 Heidelberg Germany
6. Faculty of Pharmacy Universidad de Castilla-La Mancha Calle Almansa 14 - Edif. Bioincubadora 02008 Albacete Spain