2-Naphthalenesulfonicacid,6-(2,3-dibromopropionamido)-3-[[5-(2,3-dibromopropionamido)-2-sulfophenyl]azo]-4-hydroxy-(8CI); 2-Naphthalenesulfonic acid,6-[(2,3-dibromo-1-oxopropyl)amino]-3-[[5-[(2,3-dibromo-1-oxopropyl)amino]-2-sulfophenyl]azo]-4-hydroxy-(9CI)
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