4-(Aminomethyl)-2-bromo-3-(difluoromethyl)pyridine-5-carboxylic acid
3-(Aminomethyl)-5-bromo-6-(difluoromethyl)pyridine-2-carboxylic acid
Methyl 6-bromo-2-(difluoromethyl)-4-iodopyridine-3-acetate
Methyl 2-bromo-6-(difluoromethyl)-3-iodopyridine-5-acetate