1. School of Chemistry, University of Nottingham, University Park, Nottingham, NG7 2RD, U.K, j.mcmaster@nottingham.ac.uk http://www.nottingham.ac.uk/chemistry/people/dave.garner http://www.nottingham.ac.uk/chemistry/people/j.mcmaster
2. School of Chemistry, Trinity College Dublin, College Green, Dublin 2, Ireland
3. Ernst‐Moritz‐Arndt‐Universität, Institut für Biochemie, Arbeitskreis Bioanorganische Chemie, Felix‐Hausdorff‐Strasse 4, 17487 Greifswald, Germany, http://www.mnf.uni‐greifswald.de/institute/institut‐fuer‐biochemie/bioanorganische‐chemie.html
4. School of Chemistry, Joseph Black Building, The University of Glasgow, University Avenue, Glasgow, G12 8QQ, UK