ammonium sodium 2-[[5-carbamoyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-1-[2-(4-sulphonatophenyl)ethyl]-3-pyridyl]azo]-5-[(3-phosphonophenyl)azo]benzenesulphonate;Ammonium sodium 2-((5-carbamoyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-1-(2-(4-sulphonatophenyl)ethyl)-3-pyridyl)azo)-5-((3-phosphonophenyl)azo)benzenesulphonate;Einecs 285-317-4
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