Ethyl 3-bromo-5-(difluoromethyl)-2-fluoropyridine-4-carboxylate
Methyl 3-chloro-6-(difluoromethyl)pyridine-2-acetate
2-Amino-6-methyl-4-(trifluoromethyl)pyridine
3-Chloro-5-(difluoromethyl)-2-methoxypyridine-4-sulfonyl chloride
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