Methyl 3-(aminomethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine-5-acetate
3-(Bromomethyl)-6-(difluoromethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine
5-(Bromomethyl)-3-(difluoromethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine
3-(Bromomethyl)-4-(difluoromethyl)-2-hydroxy-5-(trifluoromethoxy)pyridine