Syntheses,crystal structures,susceptibility and EPR studies of oxo-bridged dinuclear ruthenium (III) complexes with linear Ru–O–Ru bonds: and [(Py)3(C2O4)RuIIIORuIII(C2O4)(Py)3] and [(4-MePy)3(C2O4)RuIIIORuIII(C2O4)(4-MePy)3]·2-Mebmz ·3H2O (Py = pyridine; 4-MePy = 4-methylpyridine; 2-Mebmz = 2-methylbenzimidazole) |