1. Stratingh Institute for Chemistry University of Groningen Nijenborgh 4 9747 AG Groningen The Netherlands
2. ICCOM-CNR via Madonna del Piano 10 50019 Sesto Fiorentino Italy
3. European Laboratory for Non Linear Spectroscopy (LENS) via N. Carrara 1 50019 Sesto Fiorentino Italy
4. Van't Hoff Institute for Molecular Sciences University of Amsterdam Science Park 904 1098 XH Amsterdam The Netherlands
5. Department Chemie Ludwig-Maximilians-Universität München 81377 München Germany
6. Institute for Molecules and Materials FELIX Laboratory Radboud University Toernooiveld 7c 6525 ED Nijmegen The Netherlands
7. Department of Radiology, Medical Imaging Center University Medical Center Groningen, University of Groningen Hanzeplein 1 9713 GZ Groningen The Netherlands