Ethyl 4-amino-3-(chloromethyl)-6-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 4-amino-3-(chloromethyl)-2-(trifluoromethoxy)pyridine-6-carboxylate
Ethyl 4-amino-2-(chloromethyl)-3-(trifluoromethoxy)pyridine-6-carboxylate
3-Bromo-6-chloro-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine