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

Find a regex pattern that matches the following string:
2015$3A03$3A30T15%3C29%3C29.708Z [/INST] pattern:
\d{4}\$3A\d{2}\$3A\d{2}T\d{2}%3C\d{2}%3C\d{2}\.\d{3}Z </s>