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