You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 3,5-ditert-butyl-4-[2-[4-[(4-chlorophenyl)methyl]piperazin-1-yl]-2-oxoethoxy]benzoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C29H39ClN2O4
assistant