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