You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (2R)-N-(3-imidazol-1-ylpropyl)-4-methylsulfonyl-2,3-dihydro-1,4-benzoxazine-2-carboxamide by IUPAC nomenclature, provide its molecular formula.
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C16H20N4O4S
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