title: The nomenclature of tetrapyrroles. A report.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D011166:Porphyrins / Q000145:classification; D011758:Pyrroles / Q000145:classification*; D009626:Terminology as Topic; D045725:Tetrapyrroles
chemical_list: D011166:Porphyrins; D011758:Pyrroles; D045725:Tetrapyrroles