4,4'-Diamino-2-sulfodiphenylamine;4,4'-Diaminodiphenylamine-2-sulfonic acid;4-(p-Aminoanilino)-3-sulfo-1-aminobenzene;4-(p-Aminoanilino)-3-sulfoaniline;5-Amino-2-(p-aminoanilino)benzenesulfonic acid;6-(p-Aminoanilino)metanilicacid;
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