Telegram does not escape some markdown characters
<p>Telegram does not escape some markdown characters, for example:</p>

<ul>
<li><p>This works fine</p>

<p>_test\_test_</p></li>
<li><p>But this return parse error</p>

<p>*test\*test*</p></li>
</ul>

<p>What I do wrong?</p>