<match type="string" offset="0" value="PK">
        <match type="string" offset="30"
               value="mimetypeapplication/vnd.oasis.opendocument.chart"/>
      </match>
    </magic>
    <glob pattern="*.odc"/>
    <sub-class-of type="application/zip"/>
  </mime-type>

  <mime-type type="application/vnd.oasis.opendocument.chart-template">
    <alias type="application/x-vnd.oasis.opendocument.chart-template"/>