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