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