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