4-(Chloromethyl)-2-(difluoromethyl)pyridine-6-carboxylic acid
2-(Chloromethyl)-4-(difluoromethyl)pyridine-6-carboxylic acid
2-(Aminomethyl)-5-(difluoromethyl)-3-methylpyridine
4-(Difluoromethyl)-3-methyl-2-nitropyridine
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