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