<div class="l-sidebar">
    <?php print render($page['sidebar_first']); ?>
</div>

<div class="l-sidebar">
    <aside class="l-region l-region--sidebar-first">
        <div id="block-block-2" class="block block--block contextual-links-region block--block-2">
            <div class="contextual-links-wrapper contextual-links-processed">
                [some stuff]
            </div>
            <div class="block__content">
                <p>[some stuff]</p>
                <script>[some stuff]</script>
            </div>
        </div>
    </aside>
</div>

<div class="l-sidebar">
</div>