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What is the molecular formula of the compound with this IUPAC name 6-(difluoromethyl)-4-(1,3-dimethylpyrazol-4-yl)-3-[[2-methyl-3-(4-nitropyrazol-1-yl)propanoyl]amino]thieno[2,3-b]pyridine-2-carboxamide ?
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C21H20F2N8O4S
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