1,4-Cyclohexadiene-1-carboxylic acid, 3-(bis(3-carboxy-4-hydroxyphenyl)methylene)-6-oxo- 13186-45-3 4-10-00-04161 (Beilstein Handbook Reference) 4431-00-9 5,5'-(3-Carboxy-4-oxocyclohexa-2,5-dienylidenemethylene)di(salicylic acid) 569-58-4 63451-31-0 93480-02-5 AURINTRICARBOXYLIC ACID Aluminon free acid BRN 2228904 Benzoic acid, 5-((3-carboxy-4-hydroxyphenyl)(3-carboxy-4-oxo-2,5-cyclohexadien-1-ylidene)methyl)-2-hydroxy- EINECS 224-628-1 NSC 4056