2-Amino-6-(difluoromethyl)-3-iodo-5-methoxypyridine
6-Amino-4-(difluoromethyl)-2-iodopyridine-3-carboxylic acid
5-Amino-2-(aminomethyl)-3-(difluoromethyl)-6-nitropyridine
2-Amino-3-(difluoromethyl)-5-iodopyridine-4-carboxylic acid
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