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