<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://example.org/fhir/StructureDefinition/MyCodeSystem" />
  <name value="MyCodeSystem" />
  <status value="draft" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="CodeSystem" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/CodeSystem" />
  <derivation value="constraint" />
  <differential>
    <element id="CodeSystem.copyright">
      <path value="CodeSystem.copyright" />
      <comment value="Systems are not required to have markdown support, so the text should be readable without markdown processing. The markdown syntax is GFM - see https://github.github.com/gfm/&#xD;&#xA; Sometimes, the copyright differs between the code system and the codes that are included. The copyright statement should clearly differentiate between these when required.&#xD;&#xA; Sometimes, the copyright differs between the code system and the codes that are included. The copyright statement should clearly differentiate between these when required.&#xD;&#xA; Sometimes, the copyright differs between the code system and the codes that are included. The copyright statement should clearly differentiate between these when required." />
    </element>
  </differential>
</StructureDefinition>