4-(Bromomethyl)-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-carboxaldehyde
4-(Bromomethyl)-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-2-carboxaldehyde
2-(Bromomethyl)-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-methanol
4-Bromo-2-(difluoromethyl)pyridine-6-carboxaldehyde