2-Methyl-4-(trifluoromethyl)pyridine-6-sulfonyl chloride
Ethyl 5-nitro-2-(pyridin-4-yl)benzoate
3-(Difluoromethyl)-5-methyl-2-(trifluoromethoxy)pyridine-6-carboxylic acid
Ethyl 4-chloro-6-ethyl-2-oxo-1,2-dihydropyridine-3-carboxylate
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