Methyl 2-bromo-4-(chloromethyl)-6-(trifluoromethoxy)pyridine-3-carboxylate
3-Chloro-2-hydroxy-5-(trifluoromethoxy)pyridine-4-acetic acid
Methyl 2-bromo-3-(chloromethyl)-4-(trifluoromethoxy)pyridine-6-carboxylate
2-Chloro-6-hydroxy-4-(trifluoromethoxy)pyridine-3-acetic acid