3-Amino-6-cyano-2-(difluoromethyl)pyridine-4-sulfonyl chloride
Methyl 3-cyano-5-(difluoromethyl)-2-(trifluoromethyl)pyridine-4-acetate
2,3-Dibromo-6-(trifluoromethoxy)pyridine-5-methanol
4,6-Dibromo-2-(difluoromethyl)pyridine-3-carbonyl chloride
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