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