> print(x)
<div class="message-block block_articles">
  <table class="articles" cellspacing="0" cellpadding="0" width="100%">
    <tr>
      <td class="article" valign="top" width="33%">
        <h3 style="margin:0;">
          <a href="link_1" style="text-decoration:none;">title_1</a>
        </h3>
        <div>content_1</div>
      </td>
      <td width="1">
        <img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAYAAACNMs+9AAAADklEQVQYlWNgGAWDEwAAAZoAARbK02kAAAAASUVORK5CYII=" width="12" height="12" style="width:12px !important;height:12px;max-width:12px !important;min-width:12px !important;"/>
      </td>
      <td class="article" valign="top" width="33%">
        <h3 style="margin:0;">
          <a href="link_2" style="text-decoration:none;">title_2</a>
        </h3>
        <div>content_2</div>
      </td>
      <td width="1">
        <img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAYAAACNMs+9AAAADklEQVQYlWNgGAWDEwAAAZoAARbK02kAAAAASUVORK5CYII=" width="12" height="12" style="width:12px !important;height:12px;max-width:12px !important;min-width:12px !important;"/>
      </td>
      <td class="article" valign="top" width="33%">
        <h3 style="margin:0;">
          <a href="link_3" style="text-decoration:none;">title_3</a>
        </h3>
        <div>content_3</div>
      </td>
    </tr>
  </table>
</div>

