5-Amino-4-(difluoromethyl)-2,3-dimethoxypyridine
4-Amino-2-(aminomethyl)-6-bromo-3-(difluoromethyl)pyridine
6-(Difluoromethyl)-2,3-diiodopyridine-5-sulfonamide
4-Cyano-2-(difluoromethyl)-3,5-dimethoxypyridine
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