disodium 4,4'-[(9,10-dihydro-4-hydroxy-9,10-dioxo-1,3-anthrylene)diimino]bis(benzenesulphonate);4,4'-[[(9,10-Dihydro-4-hydroxy-9,10-dioxoanthracene)-1,3-diyl]diimino]bis(benzenesulfonic acid sodium) salt;Einecs 287-284-1
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