4-(Fluoromethyl)-2-methyl-3-(trifluoromethoxy)pyridine-5-carboxylic acid
5-Methyl-2-(trifluoromethoxy)pyridine-3-acetic acid
3,5-Dihydroxy-2-methoxy-4-(trifluoromethoxy)pyridine
5-(Fluoromethyl)-3-methyl-4-(trifluoromethoxy)pyridine-2-carboxylic acid