Ethyl 3,6-dibromo-2-(trifluoromethoxy)pyridine-4-carboxylate
5-(Chloromethyl)-3-methyl-4-(trifluoromethoxy)pyridine-2-carboxylic acid
5-(Chloromethyl)-4-methyl-3-(trifluoromethoxy)pyridine-2-carboxylic acid
2-(Fluoromethyl)-5-methyl-3-(trifluoromethoxy)pyridine-6-acetic acid