3-Bromo-4-(difluoromethyl)-6-methoxypyridine-2-sulfonamide
3-(Aminomethyl)-6-bromo-4-(difluoromethyl)pyridine-2-acetic acid
2-Bromo-5-(chloromethyl)-4-(difluoromethyl)-3-(trifluoromethyl)pyridine
5-(Aminomethyl)-2-bromo-3-(difluoromethyl)pyridine-6-acetic acid