6-Chloro-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
2-Chloro-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
6-(Difluoromethyl)-2-fluoro-3-methoxy-4-(trifluoromethoxy)pyridine
2-Chloro-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxaldehyde