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