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

Find a regex pattern that matches the following string:
2028%3B12%3B08T07$2F26$2F16.545 [/INST] pattern:
\d{4}%3B\d{2}%3B\d{2}T\d{2}\$2F\d{2}\$2F\d{2}\.\d{3} </s>