2H-Naphtho[1,2-d]triazole-5-sulfonicacid,2-[4-[2-[4-[(1-acetyl-2-oxopropyl)azo]-2-sulfophenyl]ethenyl]-3-sulfophenyl]-(9CI); 2H-Naphtho[1,2-d]triazole-5-sulfonic acid,2-[4-[4-[(1-acetylacetonyl)azo]-2-sulfostyryl]-3-sulfophenyl]- (8CI)
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