#ptomaine__ptomain  any of various amines (such as putrescine or cadaverine) formed by the action of putrefactive bacteria
  supertype:  amine__aminoalkane  a compound derived from ammonia by replacing hydrogen atoms by univalent hydrocarbon radicals
  subtype:  putrescine  a colorless crystalline ptomaine with a foul odor that is produced in decaying animal matter
  subtype:  cadaverine  a colorless toxic ptomaine with an unpleasant odor formed during the putrefaction of animal tissue

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