2-Hydroxy-3-methoxy-6-(trifluoromethoxy)pyridine-5-acetic acid
5-Fluoro-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine-3-methanol
2-Hydroxy-3-methoxy-5-(trifluoromethoxy)pyridine-4-acetic acid
2-(Difluoromethyl)-5-fluoro-4-nitro-3-(trifluoromethoxy)pyridine