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

Find a regex pattern that matches the following string:
1992%2F10%2F18T11%2E32%2E20.036 [/INST] pattern:
\d{4}%2F\d{2}%2F\d{2}T\d{2}%2E\d{2}%2E\d{2}\.\d{3} </s>