1. Homogeneous,
Bioinspired and Supramolecular Catalysis, van’t Hoff Institute
for Molecular Sciences, University of Amsterdam, Science Park 904, 1098 XH, Amsterdam, The Netherlands
2. Institüt
für Anorganische Chemie, Georg-August-Universität Göttingen, Tammannstraße
4, 37077 Göttingen, Germany
3. Small
Molecule X-ray Crystallography, Department of Chemistry, Johns Hopkins University, Baltimore, Maryland 21218, United States