<?xml version="1.0" encoding="UTF-8"?>
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase"
               xmlns:xbrli="http://www.xbrl.org/2003/instance"
               xmlns:xdt="http://xbrl.org/2005/xbrldt"
               xmlns:xl="http://www.xbrl.org/2003/XLink"
               xmlns:xlink="http://www.w3.org/1999/xlink"
               xmlns:xsd="http://www.w3.org/2001/XMLSchema"
               xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
               xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
   <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
      <link:loc xlink:href="extension.xsd#abz_tn_KuendbareAnteileohneBeherschendeneinfluss"
                xlink:label="lbl_ac416049_loc"
                xlink:type="locator"/>
      <link:label xlink:label="lbl_0eb85fc0"
                  xlink:role="http://www.xbrl.org/2003/role/label"
                  xlink:type="resource"
                  xml:lang="de">Kündbare Anteile ohne beherrschenden Einfluss</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
                     xlink:from="lbl_ac416049_loc"
                     xlink:to="lbl_0eb85fc0"
                     xlink:type="arc"/>
   </link:labelLink>
</link:linkbase>