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What is the molecular formula of the compound with this IUPAC name 5-bromo-N-[2-bromo-6-[[2-[ethyl(methyl)amino]-2-oxoethoxy]carbamoyl]-4-fluorophenyl]-2-(3-chloropyridin-2-yl)pyrazole-3-carboxamide ?
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C21H18Br2ClFN6O4
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