Other ; Related Article: Ke Ding, Zun-Ming Sun, Hou-Qian Li, Liang-Fu Tang|2015|Wuji Huaxue Xuebao|31|345|doi:10.11862/CJIC.2015.058 ; 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.