4-Amino-3-cyano-2-(difluoromethyl)pyridine-5-carboxylic acid
5-Bromo-4-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylic acid
Ethyl 6-cyano-2-nitro-3-(trifluoromethoxy)pyridine-4-acetate
Methyl 2,3-dihydroxy-4-(trifluoromethoxy)pyridine-6-acetate
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