3-(Fluoromethyl)-2-methyl-4-(trifluoromethoxy)pyridine-5-carboxylic acid
6-(Fluoromethyl)-2-methyl-4-(trifluoromethoxy)pyridine-3-carboxylic acid
4-Nitro-3-(trifluoromethoxy)pyridine-2-sulfonamide
6-(Fluoromethyl)-3-methyl-4-(trifluoromethoxy)pyridine-2-carboxylic acid