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