Ethyl 3-amino-6-(difluoromethyl)-4-iodopyridine-2-acetate
Methyl 6-amino-2-(difluoromethyl)-4-fluoropyridine-3-carboxylate
Ethyl 5-amino-2-(difluoromethyl)-3-iodopyridine-4-acetate
4-Amino-3-(difluoromethyl)-2-nitropyridine-6-carboxaldehyde
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