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

Find a regex pattern that matches the following string:
2011$5E08$5E05T18$6038$6019.920Z [/INST] pattern:
\d{4}\$5E\d{2}\$5E\d{2}T\d{2}\$60\d{2}\$60\d{2}\.\d{3}Z </s>