4-Fluoro-3-iodo-2-(trifluoromethoxy)pyridine-5-carboxamide
3-Amino-6-(difluoromethyl)-2-nitropyridine-4-carboxamide
4-Amino-5-(difluoromethyl)-2-nitropyridine-3-carboxamide
4-Amino-3-(difluoromethyl)-5-nitropyridine-2-carboxamide
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