Methyl 3-(bromomethyl)-2-hydroxy-6-(trifluoromethoxy)pyridine-5-acetate
5-(Bromomethyl)-3-iodo-2-methoxy-4-(trifluoromethoxy)pyridine
6-(Difluoromethyl)-3-hydroxy-2-methoxy-4-(trifluoromethoxy)pyridine
Methyl 3-(bromomethyl)-2-hydroxy-5-(trifluoromethoxy)pyridine-4-acetate