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