You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named [2-[[1-[3,3-dimethyl-2-[[(2S)-2-(methylamino)propanoyl]amino]butanoyl]pyrrolidin-2-yl]methyl-(2-phenylethyl)amino]-2-oxoethyl] benzoate;toluene by IUPAC nomenclature, provide its molecular formula.
user
C39H52N4O5
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