The Biological Side of Water-Soluble Arene Ruthenium Assemblies
Figure 12
Molecular structure of the arene ruthenium metalla-rectangles, [Ru4(-cymene)4(pyrazine)2(dhnq)2]4+ (a), [Ru4(-cymene)4(4,4′-bipyridine)2(dhnq)2]4+ (b), and [Ru4(-cymene)4(1,2-bis(4-pyridyl))(ethylene)2(dhnq)2]4+ (c), adapted from [72].