【期刊论文】Synthesis, Characterization, and DNA Interaction Studies of the Ruthenium(II) Complexes[Ru(bpy)2(ipbp)]2+ and [Ru(ipbp)(phen)2]2+ (ipbp=3-(1H-Imidazo[4,5-f][1,10] phenanthrolin-2-yl)-4H-1-benzopyran-2-one; bpy=2,2'-Bipyridine; phen=1,10-Phenanthroline)