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