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