Ethyl 3-fluoro-6-iodo-2-(trifluoromethoxy)pyridine-4-carboxylate
3-Chloro-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-methanol
5-Chloro-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-methanol
2-Chloro-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine-6-acetic acid