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