4-Chloro-5-methyl-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-Chloro-3-methyl-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
4-Chloro-6-methyl-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-Cyano-2-fluoro-5-(trifluoromethoxy)pyridine-4-carboxylic acid