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

Find a regex pattern that matches the following string:
2007%2407%2404 15%2314%2339.377 [/INST] pattern:
\d{4}%24\d{2}%24\d{2}\ \d{2}%23\d{2}%23\d{2}\.\d{3} </s>