6-Iodo-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-carboxylic acid
3-Iodo-2-methyl-6-(trifluoromethoxy)pyridine-5-acetic acid
2-Iodo-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-carboxylic acid
3-Iodo-2-methyl-5-(trifluoromethoxy)pyridine-6-acetic acid