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