<div class="element" id="element-<?php print CONTENT_ID; ?>">
    <ul class="ul safe-mode nodrop" id="unordered-list-<?php print CONTENT_ID; ?>">
        <li class="cloneable safe-element"><span class="safe-element">Unordered list item 1</span></li>
        <li class="cloneable safe-element"><span class="safe-element">Unordered list item 2</span></li>
        <li class="cloneable safe-element"><span class="safe-element">Unordered list item 3</span></li>
    </ul>
</div>