Methyl 4-(bromomethyl)-2-chloro-5-(trifluoromethoxy)pyridine-3-carboxylate
4-Bromo-2-methyl-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
Ethyl 2-chloro-5-(chloromethyl)-3-(trifluoromethoxy)pyridine-4-carboxylate
2-Chloro-6-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde