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