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