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

Find a regex pattern that matches the following string:
1990%2D04%2D01T07%5B46%5B48.099Z [/INST] pattern:
\d{4}%2D\d{2}%2D\d{2}T\d{2}%5B\d{2}%5B\d{2}\.\d{3}Z </s>