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