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Name the molecular formula for the molecule established as sodium;1-bromo-2-(3-chloropropyl)-3-fluoro-4-(trifluoromethyl)benzene;5-bromo-8-(trifluoromethyl)-3,4-dihydro-2H-thiochromene;methane;sulfanide using the IUPAC nomenclature.
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C21H21Br2ClF7NaS2
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