Methyl 2-bromo-4-(fluoromethyl)-6-(trifluoromethoxy)pyridine-3-acetate
Methyl 2-bromo-4-(fluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetate
Methyl 2-bromo-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine-5-acetate
Methyl 6-bromo-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetate