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