3-Amino-2-hydroxy-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
3-Amino-2-hydroxy-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
6-Amino-2-hydroxy-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
3-Amino-2-hydroxy-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine