Other ; Related Article: Lin Wu, Ya-Long Zhang, Xiao-Bing Wang, Yang-Mei Zhang, Ming-Hua Yang, Jun Luo, Ling-Yi Kong|2017|Tetrahedron|73||doi:10.1016/j.tet.2016.12.076 ; 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.