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