6-(Difluoromethyl)-2,3-dimethoxypyridine-5-carboxaldehyde
5-(Difluoromethyl)-3,4-dimethoxy-2-nitropyridine
Ethyl 3-amino-2-bromo-5-(difluoromethyl)pyridine-6-carboxylate
Ethyl 3-amino-2-bromo-4-(difluoromethyl)pyridine-5-carboxylate
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