Ethyl 4-(chloromethyl)-3-(difluoromethyl)-5-fluoropyridine-2-carboxylate
2-(Aminomethyl)-5-(difluoromethyl)-6-fluoropyridine-3-carboxaldehyde
Methyl 4-(chloromethyl)-3-(difluoromethyl)-5-fluoropyridine-2-acetate
Methyl 6-(aminomethyl)-3-(difluoromethyl)-2-fluoropyridine-4-carboxylate