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Name the molecular formula for the molecule established as pyrimidin-5-yl N-[1-[[(1S)-1-[5-[4-bromo-2-(trifluoromethyl)anilino]-3-fluoropyridin-2-yl]ethyl]carbamoyl]cyclopropyl]carbamate using the IUPAC nomenclature.
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C23H19BrF4N6O3
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