2-(Difluoromethyl)-3-fluoro-4-iodo-5-(trifluoromethoxy)pyridine
2-Fluoro-5-nitro-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
3-Fluoro-6-(fluoromethyl)-4-iodo-2-(trifluoromethoxy)pyridine
2-Fluoro-6-iodo-3-(trifluoromethoxy)pyridine-4-acetic acid