Meng Tian†, Juanjuan Li†, Shumiao Zhang, Lihua Guo, Xiangdong He, Deliang Kong, Hairong Zhang, Zhe Liu*, Half-sandwich Ruthenium(II) Complexes Containing N^N-chelated Imino-pyridyl Ligands That Are Selectively Toxic to Cancer Cells,Chem. Commun., 2017, DOI: 10.1039/C7CC08270C。