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