title: Nuclear magnetic resonance spectra of bis(pyridinato)iron(3)-protoporphyrin IX complexes.
mesh_terms: D006418:Heme; D007501:Iron; D009682:Magnetic Resonance Spectroscopy; D011166:Porphyrins; D011725:Pyridines; D013696:Temperature
chemical_list: D011166:Porphyrins; D011725:Pyridines; D006418:Heme; D007501:Iron