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