2-Naphthalenesulfonicacid,4,7'-dihydroxy-8-(p-sulfobenzamido)-3,8'-[(2,5-dimethoxy-p-phenylene)bis(azo)]di-(8CI); 2-Naphthalenesulfonic acid,4-hydroxy-3-[[4-[(2-hydroxy-7-sulfo-1-naphthalenyl)azo]-2,5-dimethoxyphenyl]azo]-8-[(4-sulfobenzoyl)amino]-(9CI)
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