4-Amino-5-(difluoromethyl)-3-nitropyridine-2-carboxaldehyde
5-Amino-4-(difluoromethyl)-3-nitropyridine-2-carboxylic acid
3-Amino-2-(difluoromethyl)-5-iodo-4-(trifluoromethyl)pyridine
4-Amino-2-(difluoromethyl)-5-iodopyridine-3-methanol
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