1 E52 Methylated ruthenium pyridocarbazole 1.000 2 DW2 Ru-pyridocarbazole-2 0.738 3 JM1 Fluorinated pyridocarbazole cyclopentadienyl ru(co) complex 0.738 4 ME3 Ruthenium-pyridocarbazole-3 0.733 5 HB1 Ruthenium-pyridocarbazole-1 0.714