Ethyl 3-chloro-5-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 5-chloro-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine-3-carboxylate
2-Chloro-3-(fluoromethyl)-6-iodo-5-(trifluoromethoxy)pyridine
Ethyl 3-chloro-4-(fluoromethyl)-5-(trifluoromethoxy)pyridine-2-carboxylate