Chromate(1-),bis[methyl[8-[[5-[(ethylamino)sulfonyl]-2-hydroxyphenyl]azo]-7-hydroxy-1-naphthalenyl]carbamato(2-)]-,sodium (9CI); Carbamic acid,[8-[[5-[(ethylamino)sulfonyl]-2-hydroxyphenyl]azo]-7-hydroxy-1-naphthalenyl]-,methyl ester, chromium complex
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