You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 1-[(2R)-2-ethylazepan-1-yl]-3-[3-[(1R)-1-methoxyethyl]-1,2,4-oxadiazol-5-yl]propan-1-one into molecular formula.
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C16H27N3O3
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