#ketone  any of a class of organic compounds having a carbonyl group linked to a carbon atom in each of two hydrocarbon radicals
  supertype:  #organic_compound__organiccompound  any compound of carbon and another element or a radical
  substance of:  #nabumetone  #sulindac  #tolmetin_sodium
  subtype:  #acetone__propanone__dimethyl_ketone  the simplest ketone; a highly inflammable liquid widely used as an organic solvent and as material for making plastics
  subtype:  #butanone__methyl_ethyl_ketone  colorless soluble flammable liquid ketone used as a solvent for resins and as a paint remover and in lacquers and cements and adhesives and cleaning fluids and celluloid
  subtype:  #flavin  a ketone that forms the nucleus of certain natural yellow pigments like riboflavin
  subtype:  #ketone_body__acetone_body__acetonebody  a ketone that is an intermediate product of the breakdown of fats in the body; any of three compounds (acetoacetic acid, acetone, and/or beta-hydroxybutyric acid) found in excess in blood and urine of persons with metabolic disorders
     subtype:  #acetoacetic_acid__acetoaceticacid  unstable acid found in abnormal amounts in the blood and urine n some cases of impaired metabolism (as diabetes mellitus or starvation)
     subtype:  #beta-hydroxybutyric_acid  beta derivative of hydroxybutyric acid that is found in the blood and urine in some cases of impaired metabolism

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