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