3-Cyano-5-methoxy-6-(trifluoromethoxy)pyridine-2-carboxylic acid
4-Chloro-5-methyl-3-(trifluoromethoxy)pyridine-2-carboxylic acid
Methyl 5-chloro-2-(chloromethyl)-3-(trifluoromethoxy)pyridine-6-acetate
4-Chloro-3-methyl-2-(trifluoromethoxy)pyridine-5-carboxylic acid