2,2'-Stilbenedisulfonicacid, 4-nitro-4'-(5-sulfo-2H-naphtho[1,2-d]triazol-2-yl)- (8CI);4-Nitro-4'-(5-sulfo-2H-naphtho[1,2-d]triazol-2-yl)-2,2'-stilbenedisulfonic acid
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