2-Chloro-6-cyano-3-(difluoromethyl)pyridine-4-sulfonyl chloride
Ethyl 6-amino-3-(difluoromethyl)-4-(trifluoromethyl)pyridine-2-acetate
5-Chloro-3-iodopyridine-2-sulfonyl chloride
4-Bromo-3-chloro-6-(chloromethyl)-2-(difluoromethyl)pyridine
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