<s>[INST] <<SYS>>
You are an expert in regular expressions (regex)
<</SYS>>

Find a regex pattern that matches the following string:
2003%3D01%3D19T20$5E06$5E43Z [/INST] pattern:
\d{4}%3D\d{2}%3D\d{2}T\d{2}\$5E\d{2}\$5E\d{2}Z </s>