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

Find a regex pattern that matches the following string:
2006%5F02%5F09 01:49:17.497Z [/INST] pattern:
\d{4}%5F\d{2}%5F\d{2}\ \d{2}:\d{2}:\d{2}\.\d{3}Z </s>