Methyl 3-bromo-5-(bromomethyl)-2-(trifluoromethoxy)pyridine-4-carboxylate
5-Bromo-4-(bromomethyl)-2-(trifluoromethoxy)pyridine-3-acetic acid
Methyl 3-bromo-2-(bromomethyl)-5-(trifluoromethoxy)pyridine-4-carboxylate
3-Bromo-2-(bromomethyl)-5-(trifluoromethoxy)pyridine-6-acetic acid