Methyl 4-amino-2-(bromomethyl)-6-(difluoromethyl)pyridine-3-carboxylate
3-Amino-2-(bromomethyl)-4-(difluoromethyl)pyridine-5-carboxylic acid
3-Amino-2-(bromomethyl)-5-(difluoromethyl)pyridine-4-acetic acid
6-Amino-2-(bromomethyl)-4-(difluoromethyl)pyridine-3-carboxylic acid