HTML structure:
<g class="bars">
<rect class="bar selected" x="81" y="79" width="66" height="126">
<rect class="bar selected" x="169" y="79" width="66" height="126">
<rect class="bar selected" x="257" y="60" width="66" height="145">
</g>
I need to click in bar selected with attribute x=81. How to do this? Thank you