在做移动适配，麻烦大家帮我看看这个正则表达式对不对？

<p>PC端<a href="https://www.wonmore.com/wordMsg/information/161" target="_blank" data-url="www.wonmore.com" class="show-5118-data" rel="nofollow">https://www.wonmore.com/wordMsg/information/161</a>   移动端：<a href="https://mobile.wonmore.com/" target="_blank" data-url="mobile.wonmore.com" class="show-5118-data" rel="nofollow">https://mobile.wonmore.com</a><a href="https://www.wonmore.com/wordMsg/information/161" target="_blank" data-url="www.wonmore.com" class="show-5118-data" rel="nofollow">/wordMsg/information/161</a><br></p><p>PC端表达式：<a href="https://www.wonmore.com/" target="_blank" data-url="www.wonmore.com" class="show-5118-data" rel="nofollow">https://www.wonmore.com/</a>([a-zA-Z]+)/([a-zA-Z]+)/([0-9]+).html </p><p>移动端表达式： <a href="https://mobile.wonmore.com/" target="_blank" data-url="mobile.wonmore.com" class="show-5118-data" rel="nofollow">https://mobile.wonmore.com/</a>${1}/${2}/${3}.html      </p><p>这样设置的，但是提示我正则表达式不对，麻烦大家帮我看看问题处在哪里？应该怎么设置？</p><p></p>