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

Find a regex pattern that matches the following string:
1992%5C01%5C28+12:13:45.969Z [/INST] pattern:
\d{4}%5C\d{2}%5C\d{2}\+\d{2}:\d{2}:\d{2}\.\d{3}Z </s>