Ethyl 4-chloro-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxylate
2-(Chloromethyl)-4-cyano-6-(trifluoromethoxy)pyridine-3-acetic acid
Ethyl 4-chloro-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 5-chloro-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate