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