Methyl 4-methoxy-3-nitro-6-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 3-(aminomethyl)-5-methoxy-2-(trifluoromethoxy)pyridine-6-acetate
Ethyl 5-(fluoromethyl)-2-methoxy-4-(trifluoromethoxy)pyridine-3-acetate
Methyl 4-methoxy-3-nitro-2-(trifluoromethoxy)pyridine-6-carboxylate