Ethyl 5-bromo-2-(difluoromethyl)pyridine-3-carboxylate
2-Cyano-3-(difluoromethyl)pyridine-5-sulfonyl chloride
Ethyl 5-(chloromethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetate
Ethyl 4-bromo-3-(difluoromethyl)pyridine-2-carboxylate
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