Ethyl 2-hydroxy-4-methoxy-3-(trifluoromethoxy)pyridine-5-acetate
Methyl 4-hydroxy-6-methoxy-3-(trifluoromethoxy)pyridine-2-acetate
3-(Bromomethyl)-2-cyano-6-(trifluoromethoxy)pyridine-5-carboxaldehyde
6-(Bromomethyl)-4-cyano-2-(trifluoromethoxy)pyridine-3-carboxaldehyde