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© May 2005 Lorentz JÄNTSCHI && Sorana Daniela BOLBOACĂ

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 D02 Organic Chemicals D009930 +
  D02.455 Hydrocarbons D006838 +
   D02.455.526 Hydrocarbons, Halogenated D006846 +
    D02.455.526.728 Mustard Compounds D009150 +
     D02.455.526.728.468 Mustard Gas D009151