4-Methoxy-6-nitro-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
4-(Bromomethyl)-3-iodo-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
4-(Bromomethyl)-6-iodo-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
4-Methoxy-2-nitro-5-(trifluoromethoxy)pyridine-3-carboxaldehyde