4-Bromo-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-acetic acid
3-Chloro-2-hydroxy-5-methoxy-4-(trifluoromethoxy)pyridine
4-Bromo-2-(chloromethyl)-3-(trifluoromethoxy)pyridine-5-methanol
5-Bromo-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-acetic acid