All

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 D03 Heterocyclic Compounds D006571 +
  D03.438 Heterocyclic Compounds, 2-Ring D006574 +
   D03.438.810 Quinolines D011804 +
    D03.438.810.824 Quinolinium Compounds D011806 +
      D03.438.810.824.200 Dequalinium D003868 
      D03.438.810.824.700 Pyrvinium Compounds D011774