6-(Bromomethyl)-3-(difluoromethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine
4-(Chloromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-6-acetic acid
Ethyl 2-(chloromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-5-acetate
3-(Chloromethyl)-5-hydroxy-6-(trifluoromethoxy)pyridine-2-acetic acid