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