Succinanilic acid,4-(acetylsulfamoyl)-,compd. with 2-aminoethanol (1:1); 4-((4-((Acetylamino)sulfonyl)phenyl)amino)-4-oxobutanoic acid compd. with 2-aminoethanol (1:1); 2-hydroxyethanaminium 4-{[4-(acetylsulfamoyl)phenyl]amino}-4-oxobutanoate; Butanoic ac