You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named N'-(2-amino-1-cyclopentyl-2-oxo-1-pyridin-4-ylethyl)-N-(5-methyl-1,2-oxazol-3-yl)-N'-(3-methylphenyl)butanediamide is given. What is its corresponding molecular formula?
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C27H31N5O4
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