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-ethyl-6-methylphenyl)-2-[(4-methyl-6-oxo-1H-pyrimidin-2-yl)sulfanyl]propanamide is given. What is its corresponding molecular formula?
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C17H21N3O2S
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