Ethyl 6-(chloromethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 4-(aminomethyl)-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-carboxylate
Ethyl 4-(aminomethyl)-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-2-carboxylate
Ethyl 4-(aminomethyl)-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-carboxylate