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

Find a regex pattern that matches the following string:
2009$5D10$5D04 23:56:29.106Z [/INST] pattern:
\d{4}\$5D\d{2}\$5D\d{2}\ \d{2}:\d{2}:\d{2}\.\d{3}Z </s>