test_toc_urllink.html

<div class="tableofcontents-wrapper compound">
<ul>
<li class="toctree-l1"><a class="reference internal" href="content1.html">Content 1</a></li>
<li class="toctree-l1"><a class="reference internal" href="content2.html">Content2</a></li>
<li class="toctree-l1"><a class="reference internal" href="content3.html">Content3</a></li>
<li class="toctree-l1"><a class="reference external" href="https://jupyterbook.org/start/build.html">Build your book</a></li>
<li class="toctree-l1"><a class="reference internal" href="subfolder/index.html">Subfolder</a></li>
</ul>
</div>