Ethyl 2-bromo-4-methoxy-3-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 2-(difluoromethyl)-3-nitro-4-(trifluoromethoxy)pyridine-6-carboxylate
3-(Chloromethyl)-2-methoxy-5-nitro-6-(trifluoromethoxy)pyridine
3-Amino-4-fluoro-2-iodo-6-(trifluoromethoxy)pyridine