4-Amino-2-methoxy-3-(trifluoromethoxy)pyridine-5-sulfonamide
2-Amino-3-(chloromethyl)-5-(trifluoromethoxy)pyridine-4-acetonitrile
5-Amino-3-methoxy-4-(trifluoromethoxy)pyridine-2-sulfonamide
3-Amino-4-methoxy-2-(trifluoromethoxy)pyridine-6-acetonitrile