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