Methyl 5-cyano-3-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxylate
4-Chloro-3-cyano-2-(trifluoromethoxy)pyridine-5-methanol
3-Chloro-6-hydroxy-2-(trifluoromethoxy)pyridine-5-carboxylic acid
Ethyl 4-chloro-6-(chloromethyl)-3-(trifluoromethoxy)pyridine-2-carboxylate