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system
Provide the molecular formula for the IUPAC named substance (E)-3-(5-bromofuran-2-yl)-N-[2-[6-chloro-8-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]pyridin-3-yl]ethyl]prop-2-enamide .
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C16H11BrClF3N4O2
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