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