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