Ethyl 2-(difluoromethyl)-5-fluoro-4-(trifluoromethoxy)pyridine-3-acetate
2-Hydroxy-4-methoxy-3-(trifluoromethoxy)pyridine-6-acetic acid
6-Hydroxy-2-iodo-4-methyl-3-(trifluoromethoxy)pyridine
2-Hydroxy-3-methoxy-6-(trifluoromethoxy)pyridine-4-acetic acid