4-Methyl-2-nitro-5-(trifluoromethoxy)pyridine-3-acetonitrile
Ethyl 5-(chloromethyl)-3-methoxy-2-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 3-(chloromethyl)-5-methoxy-4-(trifluoromethoxy)pyridine-2-carboxylate
3-(Fluoromethyl)-5-methoxy-4-(trifluoromethoxy)pyridine-2-acetic acid