Ethyl 3-bromo-4-(difluoromethyl)-2-methoxypyridine-5-acetate
5-(Aminomethyl)-2-bromo-3-(difluoromethyl)pyridine-6-carboxylic acid
Ethyl 3-bromo-2-(difluoromethyl)-6-methoxypyridine-4-acetate
Ethyl 3-bromo-2-(difluoromethyl)-5-methoxypyridine-4-acetate