2-(Difluoromethyl)-6-nitropyridine-4-sulfonamide
5-(Aminomethyl)-4-(difluoromethyl)pyridine-2-carboxylic acid
2,4-Dibromo-5-(difluoromethyl)-3-nitropyridine
Ethyl 3-(aminomethyl)-4-(difluoromethyl)pyridine-2-acetate
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