3-Bromo-2-(fluoromethyl)-6-(trifluoromethoxy)pyridine-5-carboxylic acid
4-Bromo-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine-5-acetonitrile
Methyl 3-chloro-2-(chloromethyl)-5-(trifluoromethoxy)pyridine-6-acetate
3-Chloro-6-(chloromethyl)-4-(trifluoromethoxy)pyridine-2-acetic acid