Methyl 2-iodo-4-nitro-3-(trifluoromethoxy)pyridine-5-acetate
3-Iodo-4-methyl-2-(trifluoromethoxy)pyridine-5-acetic acid
Methyl 2-(chloromethyl)-4-hydroxy-6-(trifluoromethoxy)pyridine-3-acetate
Methyl 2-iodo-3-nitro-5-(trifluoromethoxy)pyridine-6-acetate