5-Amino-2-(difluoromethyl)-3-iodopyridine-4-methanol
5-Amino-2-cyano-4-(difluoromethyl)pyridine-3-carboxylic acid
4-Amino-5-chloro-2-(difluoromethyl)pyridine-3-sulfonamide
3-Amino-2-cyano-6-(difluoromethyl)-5-iodopyridine
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