title: High-performance liquid chromatography of menaquinone-4, 2,3-epoxymenaquinone-4, demethylmenaquinone-4 and related compounds.
mesh_terms: D002851:Chromatography, High Pressure Liquid; D002855:Chromatography, Thin Layer; D012997:Solvents; D014812:Vitamin K / Q000031:analogs & derivatives* / Q000302:isolation & purification*; D024482:Vitamin K 2 / Q000031:analogs & derivatives*
chemical_list: C024854:2,3-epoxymenaquinone; D012997:Solvents; D024482:Vitamin K 2; D014812:Vitamin K; C013917:demethylmenaquinone