2-(Chloromethyl)-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-acetic acid
2-(Chloromethyl)-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetic acid
6-(Chloromethyl)-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetic acid
2-(Chloromethyl)-4-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetic acid