title: [Retention behavior of pyridine, pyrazine homologues and N-oxide derivatives in normal and reversed phase liquid chromatography].
mesh_terms: D002853:Chromatography, Liquid / Q000379:methods*; D003497:Cyclic N-Oxides / Q000302:isolation & purification; D011719:Pyrazines / Q000302:isolation & purification*; D011725:Pyridines / Q000302:isolation & purification*
chemical_list: D003497:Cyclic N-Oxides; D011719:Pyrazines; D011725:Pyridines