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