You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 4-tert-butyl-N-[3-[4-[2-(cyclopropylamino)-2-oxoethyl]piperazin-1-yl]-3-oxopropyl]benzamide into molecular formula.
user
C23H34N4O3
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