Ethyl 2-(fluoromethyl)-4-methoxy-6-(trifluoromethoxy)pyridine-3-acetate
3-(Chloromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-5-carboxylic acid
Methyl 4-(fluoromethyl)-3-methoxy-6-(trifluoromethoxy)pyridine-2-acetate
Methyl 3-(fluoromethyl)-5-methoxy-2-(trifluoromethoxy)pyridine-6-acetate