You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (2S)-6-chloro-N-(4-methoxyphenyl)-4-methylsulfonyl-2,3-dihydro-1,4-benzoxazine-2-carboxamide by IUPAC nomenclature, provide its molecular formula.
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C17H17ClN2O5S
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