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