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

Find a regex pattern that matches the following string:
2009$2E06$2E28T07%5E28%5E50.389Z [/INST] pattern:
\d{4}\$2E\d{2}\$2E\d{2}T\d{2}%5E\d{2}%5E\d{2}\.\d{3}Z </s>