code: public void setNameOfSubstance(String v) {
      if (Chemical_Type.featOkTst && ((Chemical_Type)jcasType).casFeat_nameOfSubstance == null)
        jcasType.jcas.throwFeatMissing("nameOfSubstance", "de.julielab.jules.types.Chemical");
      jcasType.ll_cas.ll_setStringValue(addr, ((Chemical_Type)jcasType).casFeatCode_nameOfSubstance, v);}
docs: setter for nameOfSubstance - sets The name of the substance that the registry number or the E.C. number identifies, C
  @generated
  @param v value to set into the feature