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

Find a regex pattern that matches the following string:
2021-03-13+13%3A14%3A08.017Z [/INST] pattern:
\d{4}\-\d{2}\-\d{2}\+\d{2}%3A\d{2}%3A\d{2}\.\d{3}Z </s>