6-Amino-4-(difluoromethyl)-3-iodopyridine-2-carboxylic acid
2-Amino-6-(difluoromethyl)-3-nitropyridine-4-acetic acid
2-Amino-4-(difluoromethyl)-3-iodopyridine-5-carboxylic acid
2-Amino-3-(difluoromethyl)-5-iodopyridine-6-carboxylic acid
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