3-Chloro-4-hydroxy-5-(trifluoromethoxy)pyridine-2-carboxaldehyde
6-Chloro-2-hydroxy-4-methyl-3-(trifluoromethoxy)pyridine
3-Chloro-2-hydroxy-5-(trifluoromethoxy)pyridine-4-carboxaldehyde
6-Chloro-3-cyano-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine
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