1-Aminobenzene-3-sulfonic acid 121-47-1 3-Aminobenzenesulfonic acid Aminobenzenesulfonic acid Benzenesulfonic acid, 3-amino- Kyselina anilin-3-sulfonova Kyselina metanilova Metanilic acid NSC4504 WLN: ZR CSWQ m-Aminobenzenesulfonic acid m-Anilinesulfonic acid m-Sulfanilic acid