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