Methyl 3-bromo-5-(bromomethyl)-2-(difluoromethyl)pyridine-4-carboxylate
Methyl 6-chloro-3-(difluoromethyl)-4-iodopyridine-2-carboxylate
4-Chloro-3-(difluoromethyl)-2-hydroxy-6-nitropyridine
2-Chloro-5-(difluoromethyl)-6-iodopyridine-3-acetic acid
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