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