Ethyl 2-(bromomethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine-4-acetate
5-Iodo-2-methoxy-4-nitro-3-(trifluoromethoxy)pyridine
5-(Difluoromethyl)-2-hydroxy-3-methoxy-6-(trifluoromethoxy)pyridine
4-(Difluoromethyl)-3-hydroxy-6-methoxy-2-(trifluoromethoxy)pyridine