Ethyl 6-(bromomethyl)-3-methoxy-2-(trifluoromethoxy)pyridine-4-carboxylate
4-(Difluoromethyl)-2-methoxy-5-(trifluoromethoxy)pyridine-3-carboxaldehyde
Methyl 4-(bromomethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-5-acetate
5-(Difluoromethyl)-3-methoxy-2-(trifluoromethoxy)pyridine-4-carboxaldehyde