2-Chloro-6-(fluoromethyl)-5-nitro-3-(trifluoromethoxy)pyridine
Methyl 5-bromo-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxylate
6-Chloro-3-(fluoromethyl)-2-nitro-4-(trifluoromethoxy)pyridine
Ethyl 2-chloro-3-fluoro-6-(trifluoromethoxy)pyridine-5-carboxylate