title: Carbon-13 nuclear magnetic resonance spectroscopy of cobalamins and cobinamides selectively enriched with carbon-13.
mesh_terms: D002247:Carbon Isotopes; D003038:Cobamides; D007553:Isotope Labeling; D009682:Magnetic Resonance Spectroscopy; D014805:Vitamin B 12
chemical_list: D002247:Carbon Isotopes; D003038:Cobamides; D014805:Vitamin B 12