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