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