4-Chloro-2-methyl-3-nitro-5-(trifluoromethoxy)pyridine
3-Chloro-2-methoxy-6-(trifluoromethoxy)pyridine-5-carboxylic acid
6-(Bromomethyl)-2-cyano-4-(trifluoromethoxy)pyridine-3-acetonitrile
4-(Bromomethyl)-2-cyano-5-methoxy-3-(trifluoromethoxy)pyridine