2-Amino-3-chloro-6-(difluoromethyl)pyridine-5-carboxamide
2-Amino-3-chloro-5-(difluoromethyl)pyridine-6-carboxamide
2-(Difluoromethyl)-3-hydroxy-4-iodopyridine-5-carboxamide
3-(Difluoromethyl)-6-fluoro-2-nitropyridine-5-carboxamide
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