Ethyl 6-(chloromethyl)-2-(difluoromethyl)pyridine-3-carboxylate
3-(Difluoromethyl)-2-(trifluoromethyl)pyridine-6-carboxaldehyde
Methyl 4-(chloromethyl)-5-(difluoromethyl)pyridine-2-carboxylate
5-(Difluoromethyl)-3-(trifluoromethyl)pyridine-2-methanol