Ethyl 4-(bromomethyl)-5-methyl-2-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 4-(bromomethyl)-5-methyl-3-(trifluoromethoxy)pyridine-2-carboxylate
3-(Bromomethyl)-2-methyl-4-(trifluoromethoxy)pyridine-5-acetic acid
2-(Bromomethyl)-6-methyl-4-(trifluoromethoxy)pyridine-3-acetic acid