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