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