Other ; Related Article: Zhi-Kang Sun, Han-Min Lei, Wu-Qiang Wen, Zhi-Ping Du|2017|Wuji Huaxue Xuebao|33|149|doi:10.11862/CJIC.2017.008 ; 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.