5-(Difluoromethyl)-2-methylpyridine-4-carboxylic acid
3-(Bromomethyl)-4-(difluoromethyl)-2-nitropyridine
Ethyl 3,6-diamino-2-(difluoromethyl)pyridine-5-acetate
Ethyl 4-(difluoromethyl)-3-methylpyridine-5-acetate
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