3-Methoxy-4-nitro-2-(trifluoromethoxy)pyridine-6-acetic acid
Methyl 6-(fluoromethyl)-3-iodo-4-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 2-(fluoromethyl)-5-iodo-3-(trifluoromethoxy)pyridine-4-carboxylate
3-Methoxy-2-nitro-4-(trifluoromethoxy)pyridine-6-acetic acid