3-Fluoro-5-methoxy-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
3-Fluoro-4-methoxy-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
5-Fluoro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-carboxylic acid
4-Fluoro-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carboxylic acid