{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0489",
  "property" : [ ],
  "codesystem" : "7621aa3a-10bc-52b8-ad94-e4e17cc3993c",
  "concept_id" : "6c124b5f-7407-579f-9e7d-7b719b8c7cc0",
  "ancestors" : {
    "IFL" : 0
  },
  "extension" : [ {
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments",
    "valueString" : "Material is highly inflammable and in certain mixtures (with air) may lead to explosions.  Keep away from fire, sparks and excessive heat."
  } ],
  "id" : "ef44177d-db60-46ab-87ca-1d3f1239c1c9",
  "code" : "IFL",
  "display" : "MaterialDangerInflammable",
  "version" : "2.9"
}