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

Find a regex pattern that matches the following string:
1994%2D04%2D17+10:53:49Z [/INST] pattern:
\d{4}%2D\d{2}%2D\d{2}\+\d{2}:\d{2}:\d{2}Z </s>