Ethyl 2-amino-5-hydroxy-3-(trifluoromethoxy)pyridine-6-carboxylate
3-Amino-2-nitro-4-(trifluoromethoxy)pyridine-5-carboxylic acid
3-Amino-2-bromo-5-(trifluoromethoxy)pyridine-6-sulfonamide
6-Amino-2-nitro-4-(trifluoromethoxy)pyridine-3-carboxylic acid