Methyl 2-(aminomethyl)-3-bromo-4-(difluoromethyl)pyridine-6-acetate
3-(Aminomethyl)-6-bromo-2-(difluoromethyl)pyridine-5-acetic acid
3-Bromo-2-(difluoromethyl)-6-iodo-4-(trifluoromethyl)pyridine
4-Bromo-6-(difluoromethyl)-2-methoxypyridine-3-carboxylic acid