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