Methyl 3-methoxy-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-acetate
Ethyl 5-(fluoromethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-6-acetate
Ethyl 4-(fluoromethyl)-3-methoxy-6-(trifluoromethoxy)pyridine-2-acetate
5-Methoxy-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetic acid