Methyl 2-bromo-4-fluoro-3-(trifluoromethoxy)pyridine-5-acetate
Methyl 2-bromo-3-fluoro-6-(trifluoromethoxy)pyridine-4-acetate
Methyl 2-bromo-3-fluoro-5-(trifluoromethoxy)pyridine-4-acetate
Methyl 5-bromo-2-cyano-3-(trifluoromethoxy)pyridine-6-acetate