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

Find a regex pattern that matches the following string:
2014$2401$2431T17:48:56.944Z [/INST] pattern:
\d{4}\$24\d{2}\$24\d{2}T\d{2}:\d{2}:\d{2}\.\d{3}Z </s>