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