4-Chloro-2-(difluoromethyl)-3-fluoro-5-methoxypyridine
3-Bromo-4-(difluoromethyl)-5-nitropyridine-2-carboxylic acid
3-Chloro-4-(difluoromethyl)-2-fluoro-5-nitropyridine
3-Bromo-4-(difluoromethyl)-5-(trifluoromethyl)pyridine-2-carboxylic acid
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