Ethyl 5-bromo-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carboxylate
Ethyl 3-bromo-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-carboxylate
Methyl 6-bromo-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-carboxylate
Ethyl 3-bromo-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-carboxylate