3-Bromo-2-(bromomethyl)-4-(difluoromethyl)pyridine-5-acetic acid
3-Bromo-4-(bromomethyl)-2-(difluoromethyl)-6-(trifluoromethyl)pyridine
2-Bromo-6-(bromomethyl)-5-(difluoromethyl)pyridine-3-acetic acid
3-Bromo-2-(bromomethyl)-5-(difluoromethyl)-6-(trifluoromethyl)pyridine