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