6-Cyano-2-hydroxy-3-(trifluoromethoxy)pyridine-4-acetic acid
2-(Bromomethyl)-4-cyano-5-methyl-3-(trifluoromethoxy)pyridine
3-Chloro-5-hydroxy-2-(trifluoromethoxy)pyridine-4-methanol
2-Cyano-6-hydroxy-4-(trifluoromethoxy)pyridine-3-acetic acid
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