radio_choice.pt

<div tal:define="oid oid|field.oid;">
  <tal:loop tal:repeat="choice values | field.widget.values">
    <p tal:define="(value, description) choice"
       tal:condition="value == cstruct" 
       id="${oid}-${repeat.choice.index}" 
       class="form-control-static">${description}</p>
  </tal:loop>
</div>