Coordination versatility and enhanced bioactivity of Co(2+), Cu(2+) and Cd(2+) complexes derived from pyridyl Schiff base: structural, electronic and electrochemical insights

吡啶基席夫碱衍生的Co(2+)、Cu(2+)和Cd(2+)配合物的配位多样性和增强的生物活性：结构、电子和电化学方面的研究