6-Amino-2-(bromomethyl)-4-(difluoromethyl)pyridine-3-carboxaldehyde
Methyl 6-amino-2-(bromomethyl)-3-(difluoromethyl)pyridine-4-carboxylate
Methyl 2-amino-5-(bromomethyl)-4-(difluoromethyl)pyridine-3-carboxylate
Methyl 2-amino-3-(bromomethyl)-5-(difluoromethyl)pyridine-4-carboxylate