2-Hydroxy-3-(trifluoromethyl)pyridine-5-acetic acid
3-Hydroxy-5-(trifluoromethyl)pyridine-4-acetic acid
5-Hydroxy-4-phenyl-2-(trifluoromethyl)pyridine
3-Hydroxy-2-(trifluoromethyl)pyridine-6-acetic acid
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