4-Methyl-5-nitro-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
5-(Chloromethyl)-3-methoxy-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
4-Methyl-3-nitro-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
Ethyl 3-(bromomethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-6-carboxylate