4-(Aminomethyl)-2,3-diamino-5-(difluoromethyl)pyridine
4-(Chloromethyl)-3-(difluoromethyl)pyridine-5-carboxylic acid
2-(Chloromethyl)-6-(difluoromethyl)-4-methylpyridine
3,5-Diamino-2-(difluoromethyl)-4-nitropyridine
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