Other ; Related Article: Kirsty Adams, Anthony K. Ball, James Birkett, Lee Brown, Ben Chappell, Duncan M. Gill, P. K. Tony Lo, Nathan J. Patmore, Craig. R. Rice, James Ryan, Piotr Raubo, Joseph B. Sweeney|2016|Nature Chemistry|||doi:10.1038/nchem.2670 ; Abstract ; 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.