3-Amino-6-bromo-4-(difluoromethyl)pyridine-2-carbonyl chloride
2-(Chloromethyl)-4-cyano-3-(difluoromethyl)-5-iodopyridine
Methyl 3-amino-2-cyano-6-(difluoromethyl)pyridine-5-acetate
3-Chloro-4-nitro-6-(trifluoromethoxy)pyridine-2-carbonyl chloride
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