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