You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-[2-(6-fluoro-4H-1,3-benzodioxin-8-yl)ethyl]-4-(trifluoromethylsulfonyl)aniline by IUPAC nomenclature, provide its molecular formula.
user
C17H15F4NO4S
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