Ethyl 3-(aminomethyl)-4-chloro-2-(trifluoromethoxy)pyridine-6-acetate
Ethyl 4-chloro-6-nitro-2-(trifluoromethoxy)pyridine-3-acetate
Ethyl 5-bromo-3-iodo-4-(trifluoromethoxy)pyridine-2-acetate
Ethyl 2-(aminomethyl)-6-chloro-5-(trifluoromethoxy)pyridine-3-acetate