Methyl 3-bromo-5-fluoro-4-(trifluoromethoxy)pyridine-2-carboxylate
2-Bromo-4-(difluoromethyl)-5-fluoro-3-(trifluoromethoxy)pyridine
Methyl 5-bromo-4-fluoro-2-(trifluoromethoxy)pyridine-3-carboxylate
5-Bromo-2-fluoro-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine