3-Bromo-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-6-acetic acid
Ethyl 2-cyano-3-fluoro-4-(trifluoromethoxy)pyridine-5-acetate
2-Bromo-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-acetic acid
Methyl 3-cyano-6-fluoro-4-(trifluoromethoxy)pyridine-2-acetate