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