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<dynamicvariables>
   <variable name="var1" value="Some Text" >
      <filters>
         <casestyle<case style="lowercaselower"/>
      </filters>
   </variable>
   <variable name="var2" value="${var1}" >
      <filters>
         <casestyle<case style="uppercaseupper"/>
      </filters>
   </variable>
 </dynamicvariables>