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system
Name the molecular formula for the molecule established as 3-bromo-5-thiophen-2-yl-7-(trifluoromethyl)-N-[2-(trifluoromethyl)phenyl]-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-2-carboxamide using the IUPAC nomenclature.
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C19H13BrF6N4OS
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