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