2,3-Dibromo-4-(difluoromethyl)pyridine-6-sulfonamide
6-Amino-4-bromo-2-(difluoromethyl)-3-fluoropyridine
3-Chloro-2-(difluoromethyl)-4,6-dimethoxypyridine
2-Amino-5-bromo-3-(difluoromethyl)-6-iodopyridine
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