4-(Bromomethyl)-3-cyano-5-(trifluoromethoxy)pyridine-2-carboxylic acid
Methyl 5-chloro-2-(chloromethyl)-3-(trifluoromethoxy)pyridine-4-acetate
3-(Bromomethyl)-5-cyano-4-(trifluoromethoxy)pyridine-2-carboxylic acid
Methyl 4-chloro-5-(chloromethyl)-3-(trifluoromethoxy)pyridine-2-acetate