4-(Chloromethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-5-carboxylic acid
4-Amino-3-chloro-2-(chloromethyl)-6-(difluoromethyl)pyridine
2-(Bromomethyl)-6-(difluoromethyl)-3-iodopyridine
4-Amino-6-(fluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetonitrile