<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
</head>
<body>
<!-- some paired chars that should mirror in RTL text -->
<p>c(b)a</p>
<p>c[b]a</p>
<p>c{b}a</p>
<p>c<b>a</p>
</body>
</html>