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