Ethyl 3-fluoro-2-nitro-5-(trifluoromethoxy)pyridine-4-acetate
2-(Aminomethyl)-3-hydroxy-4-iodo-6-(trifluoromethoxy)pyridine
Ethyl 2-fluoro-6-nitro-4-(trifluoromethoxy)pyridine-3-acetate
2-(Chloromethyl)-3-fluoro-6-methoxy-4-(trifluoromethoxy)pyridine