Ethyl 2-(chloromethyl)-4-cyano-3-(trifluoromethoxy)pyridine-6-acetate
5-Chloro-2-(chloromethyl)-3-nitro-4-(trifluoromethoxy)pyridine
Ethyl 2-(chloromethyl)-3-cyano-6-(trifluoromethoxy)pyridine-4-acetate
4-Chloro-3-(chloromethyl)-2-nitro-5-(trifluoromethoxy)pyridine