Methyl 5-(bromomethyl)-4-chloro-3-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 3-(bromomethyl)-4-chloro-2-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 3-(bromomethyl)-2-chloro-5-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 3-(bromomethyl)-2-chloro-4-(trifluoromethoxy)pyridine-5-carboxylate