4-(Fluoromethyl)-3-methyl-2-(trifluoromethoxy)pyridine-5-carboxylic acid
4-(Fluoromethyl)-6-methyl-3-(trifluoromethoxy)pyridine-2-carboxylic acid
2,3-Dihydroxy-4-methyl-5-(trifluoromethoxy)pyridine
4-(Fluoromethyl)-2-methyl-3-(trifluoromethoxy)pyridine-5-carboxylic acid