2-(Difluoromethyl)-3,5-dimethoxypyridine-4-carboxaldehyde
3-Amino-6-bromo-2-(difluoromethyl)pyridine-4-sulfonamide
5-(Difluoromethyl)-3,4-dimethoxypyridine-2-carboxaldehyde
3-Amino-6-bromo-4-(difluoromethyl)pyridine-2-acetic acid
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