All
 D02 Organic Chemicals D009930 +
 D02.455 Hydrocarbons D006838 +
 D02.455.526 Hydrocarbons, Halogenated D006846 +
 D02.455.526.340 Halothane D006221 
 D02.455.526.368 Hydrocarbons, Brominated D006842 +
 D02.455.526.439 Hydrocarbons, Chlorinated D006843 +
 D02.455.526.510 Hydrocarbons, Fluorinated D006845 +
 D02.455.526.581 Hydrocarbons, Iodinated D006847 +
 D02.455.526.728 Mustard Compounds D009150 +
 D02.455.526.913 Trihalomethanes D022882 +