3-Chloro-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
3-Chloro-4-(fluoromethyl)-6-(trifluoromethoxy)pyridine-2-acetic acid
3-Chloro-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine-6-acetic acid
6-Fluoro-2-iodo-3-(trifluoromethoxy)pyridine-4-acetic acid