Ethyl 5-(chloromethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-acetate
5-(Aminomethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-sulfonamide
6-(Aminomethyl)-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-(Aminomethyl)-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-2-sulfonamide