Methyl 3,4-diamino-5-(trifluoromethoxy)pyridine-2-carboxylate
4-(Aminomethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-methanol
2-(Aminomethyl)-4,5-dibromo-3-(difluoromethyl)pyridine
2-(Bromomethyl)-5-hydroxy-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine