4-(Difluoromethyl)-3-fluoro-5-(trifluoromethoxy)pyridine-2-acetic acid
2-Fluoro-5-(fluoromethyl)-3-nitro-6-(trifluoromethoxy)pyridine
Ethyl 3-(difluoromethyl)-2-fluoro-6-(trifluoromethoxy)pyridine-4-acetate
4-(Difluoromethyl)-6-fluoro-2-(trifluoromethoxy)pyridine-3-acetic acid