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

Find a regex pattern that matches the following string:
1990%2407%2429+10:31:14 [/INST] pattern:
\d{4}%24\d{2}%24\d{2}\+\d{2}:\d{2}:\d{2} </s>