title: excel delete duplicate values from rows
body: <p>I need to remove the duplicate values from each row for many rows.
  For example:</p>
  
  <pre><code>597 2733    2710    2710    2687    2687    2687    2687
  597 2710    2688    2688    2687    2687    2687    2687
  597 2688    2713    2713    2734    2734    2734    2734
  </code></pre>
  
  <p>I need only</p>
  
  <pre><code>597 2733    2710    2687
  597 2710    2688    2687    
  597 2688    2713    2734
  </code></pre>
  
  <p>Any suggestions how can it be done?</p>