Ethyl 3-methoxy-4-nitro-2-(trifluoromethoxy)pyridine-6-carboxylate
4-Methoxy-3-methyl-5-(trifluoromethoxy)pyridine-2-carboxylic acid
4-(Chloromethyl)-6-methoxy-3-(trifluoromethoxy)pyridine-2-acetic acid
4-Methoxy-6-methyl-2-(trifluoromethoxy)pyridine-3-carboxylic acid