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