4-Amino-5-bromo-3-(difluoromethyl)-2-iodopyridine
2-Amino-4-chloro-6-(difluoromethyl)pyridine-3-sulfonamide
2-Amino-5-cyano-3-(difluoromethyl)-6-methoxypyridine
2-Amino-4-chloro-3-(difluoromethyl)pyridine-6-sulfonamide
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