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 Medical Concepts
  Chemicals and Drugs
 Heterocyclic Compounds
 Heterocyclic Compounds, 1-Ring
 Azoles
 Imidazoles
 Isoxazoles
 Oxazoles
 Pyrazoles
 Pyrroles
 Tetrazoles
 Cefotetan
 Losartan
 Tetrazolium Salts
 Thiazoles
 Triazoles

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