3,5-Dichloro-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine
6-Amino-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
2,3-Dichloro-6-(trifluoromethoxy)pyridine-4-carboxaldehyde
2-Amino-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-carboxaldehyde