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

Find a regex pattern that matches the following string:
2016%2610%2623 10$5B44$5B38Z [/INST] pattern:
\d{4}%26\d{2}%26\d{2}\ \d{2}\$5B\d{2}\$5B\d{2}Z </s>