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