6-Fluoro-3-(fluoromethyl)-4-methyl-2-(trifluoromethoxy)pyridine
4-(Bromomethyl)-5-(difluoromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine
2-Fluoro-5-(fluoromethyl)-3-methyl-4-(trifluoromethoxy)pyridine
4-(Bromomethyl)-3-(difluoromethyl)-5-fluoro-2-(trifluoromethoxy)pyridine