2-Hydroxy-4-methyl-3-nitro-6-(trifluoromethoxy)pyridine
Ethyl 5-cyano-3-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 4-methoxy-3-nitro-2-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 5-amino-3-nitro-2-(trifluoromethoxy)pyridine-4-carboxylate