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