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