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

Find a regex pattern that matches the following string:
1997$7B12$7B19T14$2B52$2B06.022Z [/INST] pattern:
\d{4}\$7B\d{2}\$7B\d{2}T\d{2}\$2B\d{2}\$2B\d{2}\.\d{3}Z </s>