2-(Difluoromethyl)pyridine-6-carboxaldehyde
Ethyl 3-(aminomethyl)-4-(difluoromethyl)-5-(trifluoromethoxy)pyridine-2-carboxylate
2-(Difluoromethyl)pyridine-3-carboxaldehyde
Ethyl 3-(aminomethyl)-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-5-carboxylate