2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-((2,3-dihydro-6-methyl-2-oxo-1H-benzimidazol-5-yl)azo)- 5-((2,3-Dihydro-6-methyl-2-oxo-1H-benzimidazol-5-yl)azo)-6-hydroxy-2,4(1H,3H)-pyrimidinedione 5-((2,3-Dihydro-6-methyl-2-oxo-1H-benzimidazol-5-yl)azo)barbituricacid 72102-84-2 EINECS 276-344-2