Other ; Related Article: Stefanie Griesbeck, Zuolun Zhang, Marcus Gutmann, Tessa Lühmann, Robert M. Edkins, Guillaume Clermont, Adina N. Lazar, Martin Haehnel, Katharina Edkins, Antonius Eichhorn, Mireille Blanchard-Desce, Lorenz Meinel, Todd B. Marder|2016|Chem.-Eur.J.|22|14701|doi:10.1002/chem.201602639 ; 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.