2-Anthracenesulfonicacid, 1-amino-9,10-dihydro-9,10-dioxo-4-(m-sulfoanilino)-, disodium salt (8CI);2-Anthracenesulfonic acid,1-amino-9,10-dihydro-9,10-dioxo-4-[(3-sulfophenyl)amino]-, disodium salt (9CI)
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