$VAR1 = {
          'parent' => {
                        'one' => {
                                   'other' => 'something',
                                   'name' => 'aname'
                                 },
                        'two' => {
                                   'name' => 'anothername',
                                   'stuff' => 'bladder'
                                 }
                      }
        };

<opt>
  <parent name="aname" other="something" />
  <parent name="anothername" stuff="bladder" />
</opt>