You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S)-N-[(4S)-3-(cyclopropylcarbamoyl)-1-hydroxyheptan-4-yl]-3-ethyl-1-(3-methylbutanoyl)pyrrolidine-2-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C23H41N3O4
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