Methyl 6-bromo-2-(chloromethyl)-3-(trifluoromethoxy)pyridine-4-carboxylate
4-Bromo-2-methoxy-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
3-Bromo-5-(chloromethyl)-4-(trifluoromethoxy)pyridine-2-acetic acid
6-Bromo-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine-3-carboxylic acid