title: On the nature of so-called ungulic acid.
mesh_terms: D000818:Animals; D002417:Cattle; D002725:Chloroform; D002845:Chromatography; D002855:Chromatography, Thin Layer; D004952:Esters; D005732:Gangliosides / Q000302:isolation & purification; D007259:Infrared Rays; D000432:Methanol; D012822:Silicon Dioxide; D013057:Spectrum Analysis; D013464:Sulfuric Acids
chemical_list: D004952:Esters; D005732:Gangliosides; D013464:Sulfuric Acids; D012822:Silicon Dioxide; D002725:Chloroform; D000432:Methanol