You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[1-[4-[(4-cyclopentyloxyphenyl)carbamoylamino]phenyl]pyrrolidin-3-yl]-N-methyl-5-oxo-1-phenylpyrrolidine-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C34H39N5O4
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