Ethyl 5-methoxy-3-methyl-2-(trifluoromethoxy)pyridine-4-acetate
6-(Fluoromethyl)-2-methoxy-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
Ethyl 3-methoxy-5-methyl-4-(trifluoromethoxy)pyridine-2-acetate
Ethyl 5-methoxy-2-methyl-3-(trifluoromethoxy)pyridine-4-carboxylate