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