<span class="prefill-field input-group-append input-group-addon pointer" {{ tpl.json_flatatt(attrs) }}>
    <div class="dropdown-toggle" bs-toggle="dropdown" type="button" aria-expanded="false">
        <span class="iconui iconui-chevron-down"></span>
    </div>
    <ul class="dropdown-menu dropdown-menu-right dropdown-menu-vscroll">
    {% for choice_value, choice_label in choices -%}
        <li><a name="#">{{ choice_label }}</a></li>
    {% endfor -%}
    </ul>
</span>
