2-Methoxy-5-nitro-3-(trifluoromethoxy)pyridine-4-acetonitrile
Ethyl 2-(chloromethyl)-6-methoxy-5-(trifluoromethoxy)pyridine-3-carboxylate
6-Methoxy-4-nitro-3-(trifluoromethoxy)pyridine-2-acetonitrile
Ethyl 6-(chloromethyl)-3-methoxy-2-(trifluoromethoxy)pyridine-4-carboxylate