4-(Difluoromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-6-acetic acid
3-(Difluoromethyl)-5-fluoro-6-(trifluoromethoxy)pyridine-2-acetic acid
Ethyl 3-fluoro-6-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxylate
3-(Fluoromethyl)-2-hydroxy-5-methoxy-4-(trifluoromethoxy)pyridine