Methyl 2-(difluoromethyl)-5-hydroxy-3-iodopyridine-6-acetate
Methyl 5-chloro-2-(difluoromethyl)-4-methoxypyridine-3-carboxylate
Methyl 3-amino-6-(bromomethyl)-2-(difluoromethyl)pyridine-5-acetate
2-Amino-3-(difluoromethyl)-4-methyl-5-nitropyridine
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