You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [(2R)-1-(4-fluoroanilino)-1-oxopropan-2-yl] 2-[(2S)-3-oxo-4H-1,4-benzothiazin-2-yl]acetate into its molecular formula.
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C19H17FN2O4S
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