2-(Difluoromethyl)-6-fluoro-5-nitro-3-(trifluoromethoxy)pyridine
4-Fluoro-2-(fluoromethyl)-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
5-Fluoro-3-(fluoromethyl)-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
3-Hydroxy-6-methoxy-2-(trifluoromethoxy)pyridine-5-carboxaldehyde