Ethyl 3-bromo-6-hydroxy-2-(trifluoromethoxy)pyridine-5-carboxylate
4-Bromo-2-(fluoromethyl)-5-methyl-3-(trifluoromethoxy)pyridine
3-Bromo-4-(fluoromethyl)-5-methyl-2-(trifluoromethoxy)pyridine
2-Bromo-4-(fluoromethyl)-5-methyl-3-(trifluoromethoxy)pyridine