title: Pyridine-induced shifts in the 1H nuclear magnetic resonance spectra of 20-hydroxypregnane derivatives.
mesh_terms: D009682:Magnetic Resonance Spectroscopy; D011276:Pregnanediol / Q000031:analogs & derivatives*; D011279:Pregnanetriol / Q000031:analogs & derivatives*; D011725:Pyridines
chemical_list: D011725:Pyridines; D011279:Pregnanetriol; D011276:Pregnanediol