2-(Chloromethyl)-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
2-(Difluoromethyl)-5-methoxy-3-(trifluoromethyl)pyridine
2-(Difluoromethyl)-4-methoxy-3-(trifluoromethyl)pyridine
2-(Chloromethyl)-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxaldehyde