3-Cyano-2-methyl-5-(trifluoromethoxy)pyridine-4-carboxylic acid
Methyl 4-cyano-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxylate
2-(Bromomethyl)-4-cyano-5-nitro-3-(trifluoromethoxy)pyridine
6-Cyano-2-methyl-3-(trifluoromethoxy)pyridine-4-carboxylic acid