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