2-Naphthalenesulfonicacid, 5-amino-8-[(4-aminophenyl)azo]- (9CI); 2-Naphthalenesulfonic acid,5-amino-8-[(p-aminophenyl)azo]- (8CI);5-Amino-8-[(p-aminophenyl)azo]-2-naphthalenesulfonic acid
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