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