  </table>

  <p><strong>Returns:</strong></p>
  <table>
    <thead>
      <tr>
        <th>Type</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
        <tr>
          <td>
                <code><span title="typing.List">List</span>[<span title="typing.List">List</span>[str]]</code>
          </td>
          <td><p>A list of lists of tokens.</p></td>
        </tr>
    </tbody>
  </table>

      <details class="quote">
        <summary>Source code in <code>s4dd/smiles_utils.py</code></