Methyl 2-chloro-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-acetate
Methyl 2-chloro-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-acetate
4-Chloro-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-2-acetic acid
Methyl 3-cyano-6-(fluoromethyl)-2-(trifluoromethoxy)pyridine-5-acetate