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