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