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