Ethyl 4-amino-5-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylate
6-Amino-3-methyl-4-(trifluoromethoxy)pyridine-2-sulfonamide
Ethyl 4-amino-3-hydroxy-2-(trifluoromethoxy)pyridine-5-carboxylate
2-Amino-5-methyl-3-(trifluoromethoxy)pyridine-4-sulfonamide