Related Article: Jaap E. Borger, Andreas W. Ehlers, Martin Lutz, J. Chris Slootweg, Koop Lammertsma|2017|Angew.Chem.,Int.Ed.|56|285|doi:10.1002/anie.201607234,An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.,