Ethyl 5-(chloromethyl)-3-methoxy-2-(trifluoromethoxy)pyridine-4-acetate
3-(Chloromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
Ethyl 3-(chloromethyl)-5-methoxy-4-(trifluoromethoxy)pyridine-2-acetate
2-(Chloromethyl)-6-methoxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde