5-Amino-2-(difluoromethyl)-3-fluoropyridine-4-carboxaldehyde
2-Amino-3-(difluoromethyl)-6-iodo-5-methylpyridine
2-Amino-3-bromo-5-(difluoromethyl)pyridine-4-sulfonamide
2-Amino-3-(difluoromethyl)-5-iodo-4-methylpyridine
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