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