51-38-7 Benzoic acid, 4-hydroxy-3,5-diiodo-, butyl ester Butyl 3,5-diiodo-4-hydroxybenzoate Butyl 4-hydroxy-3,5-diiodobenzoate Diobene Diobutil NSC60235 n-Butyl 4-hydroxy-3,5-diiodobenzoate