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

Find a regex pattern that matches the following string:
2005-10-25T11$7E28$7E36.234 [/INST] pattern:
\d{4}\-\d{2}\-\d{2}T\d{2}\$7E\d{2}\$7E\d{2}\.\d{3} </s>