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