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 methyl (2S)-3-methyl-2-[[5-(5-methylfuran-2-yl)-1H-pyrazol-4-yl]methylamino]butanoate is given. What is its corresponding molecular formula?
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C15H21N3O3
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