Related Article: J.Wassenaar, E.Jansen, W.-J.van Zeist, F.M.Bickelhaupt, M.A.Siegler, A.L.Spek, J.N.H.Reek|2010|Nature Chemistry|2|417|doi:10.1038/nchem.614,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.,