2-Amino-4-hydroxy-3-(trifluoromethoxy)pyridine-5-carboxylic acid
3-Amino-6-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
2-Amino-5-methyl-4-(trifluoromethoxy)pyridine-3-sulfonamide
5-Amino-2-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde