.*any character (except for line terminators), repeated any number of times
<the literal < (6010 / 748 / 3C16)
\/the literal / (4710 / 578 / 2F16)
amb>the literal text amb> (case sensitive) Non-Capturing Group(?:(?!<amb).)+ +repeats the group contents below at least once:
Negative Lookahead(?!<amb) <ambthe literal text <amb (case sensitive) .any character (except for line terminators)
<the literal < (6010 / 748 / 3C16)
\/the literal / (4710 / 578 / 2F16)
amb>the literal text amb> (case sensitive)