3-Methoxy-2-methyl-6-(trifluoromethoxy)pyridine-4-acetic acid
3-(Fluoromethyl)-6-methoxy-2-methyl-5-(trifluoromethoxy)pyridine
3-Methoxy-2-methyl-4-(trifluoromethoxy)pyridine-6-acetic acid
6-Methoxy-3-methyl-2-(trifluoromethoxy)pyridine-4-acetic acid