2-(Difluoromethyl)-3-hydroxy-4-nitropyridine-5-acetonitrile
5-Chloro-2-(3-fluorophenyl)-3-nitropyridine
Methyl 6-(bromomethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-3-acetate
5-Chloro-2-methyl-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
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