Methyl 5-(bromomethyl)-2-(difluoromethyl)-3-methoxypyridine-6-acetate
Methyl 6-(chloromethyl)-4-methyl-3-(trifluoromethoxy)pyridine-2-acetate
Methyl 2-(chloromethyl)-4-methyl-3-(trifluoromethoxy)pyridine-6-acetate
Methyl 2-(chloromethyl)-3-methyl-6-(trifluoromethoxy)pyridine-5-acetate