2-(Chloromethyl)-4,5-diamino-3-(difluoromethyl)pyridine
3-(Chloromethyl)-4,5-diamino-2-(difluoromethyl)pyridine
4-(Chloromethyl)-3-(difluoromethyl)pyridine-2-acetic acid
2-(Difluoromethyl)-4-methyl-6-nitropyridine
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