You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[(1R)-1-(2,4-difluorophenyl)ethyl]-3-[(3,5-dimethyl-1,2-oxazol-4-yl)sulfonylamino]propanamide into molecular formula.
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C16H19F2N3O4S
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