3-(Fluoromethyl)-5-methoxy-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
3-(Fluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
3-(Fluoromethyl)-2-methoxy-5-(trifluoromethoxy)pyridine-6-carboxaldehyde
3-(Fluoromethyl)-2-methoxy-4-(trifluoromethoxy)pyridine-5-carboxaldehyde