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