4-Amino-2-fluoro-3-(trifluoromethoxy)pyridine-6-sulfonamide
5-Amino-4-hydroxy-3-methoxy-2-(trifluoromethoxy)pyridine
Methyl 2-amino-4-hydroxy-3-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 2-amino-3-hydroxy-5-(trifluoromethoxy)pyridine-6-carboxylate