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