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

Find a regex pattern that matches the following string:
2013$2F04$2F23 09%2F25%2F18.711Z [/INST] pattern:
\d{4}\$2F\d{2}\$2F\d{2}\ \d{2}%2F\d{2}%2F\d{2}\.\d{3}Z </s>