3-(Difluoromethyl)-6-fluoro-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-Fluoro-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-acetic acid
5-Fluoro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetic acid
5-(Difluoromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-4-carboxaldehyde