Ethyl 3-bromo-6-(bromomethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate
3-Bromo-5-(bromomethyl)-6-(trifluoromethoxy)pyridine-2-carboxylic acid
Ethyl 5-bromo-2-(bromomethyl)-3-(trifluoromethoxy)pyridine-6-carboxylate
3-Bromo-5-(bromomethyl)-4-(trifluoromethoxy)pyridine-2-carboxylic acid