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