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

Find a regex pattern that matches the following string:
2027%7E09%7E30 02%2E02%2E27.424 [/INST] pattern:
\d{4}%7E\d{2}%7E\d{2}\ \d{2}%2E\d{2}%2E\d{2}\.\d{3} </s>