3-(Difluoromethyl)-2-iodo-4-(trifluoromethoxy)pyridine-5-carboxaldehyde
6-Amino-4-chloro-3-(difluoromethyl)pyridine-2-acetic acid
2-Chloro-5-cyano-3-(difluoromethyl)pyridine-4-sulfonamide
2-Amino-6-(bromomethyl)-3-(difluoromethyl)pyridine-5-acetonitrile