4-Hydroxy-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
2-Methoxy-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
3-Hydroxy-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
5-Hydroxy-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
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