3-acetamidopropane-1-sulfonic acid 77337-74-7 3-(Acetylamino)propanesulphonic acid 3-Acetamido-1-propanesulfonic acid Acamprosate Acamprosate 6473 Acamprosate 6473 [INN] Acamprosato [INN-Spanish] Acamprosatum [INN-Latin] EINECS 278-667-4 N-Acetylhomotaurine