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

Find a regex pattern that matches the following string:
2019-09-04T01$7E42$7E01.740Z [/INST] pattern:
\d{4}\-\d{2}\-\d{2}T\d{2}\$7E\d{2}\$7E\d{2}\.\d{3}Z </s>