1. Department of Chemistry , St Olaf College , Northfield , MN , USA
2. NMRprocess.ch , Geneva , Switzerland
3. Royal Society of Chemistry , Cambridge , UK
4. Cambridge Crystallographic Data Centre , 12 Union Road , Cambridge CB2 1EZ , UK
5. Department of Chemistry , University of North Florida , Jacksonville , FL , USA
6. SERC, Sustainable Environment Research Centre, Faculty of Computing, Engineering and Science , University of South Wales , Newport , UK
7. Department of Chemistry , The University of the West Indies , Mona Campus , Kingston 7 , Jamaica
8. American Chemical Society Publications Division , Washington , DC , USA
9. Department of Chemistry , Molecular Sciences Research Hub, Imperial College London , White City Campus, Wood Lane , London W12 OBZ , UK