Methyl 3-methoxy-4-methyl-6-(trifluoromethoxy)pyridine-2-acetate
2-(Bromomethyl)-6-iodo-4-(trifluoromethoxy)pyridine-3-acetic acid
Methyl 3-methoxy-4-methyl-2-(trifluoromethoxy)pyridine-6-acetate
2-(Bromomethyl)-5-iodo-6-(trifluoromethoxy)pyridine-3-acetic acid