英文别名[1,1'-Biphenyl]-2,2'-dicarboxylicacid, 4,4'-diamino-; 2,2'-Dicarboxylic acid-4,4'-Diaminobiphenyl; 2,2'-Dicarboxybenzidine; 2,2'-DCB; 5-amino-2-(4-amino-2-carboxyphenyl)benzoic acid; 4,4'-Diamino-2,2'-biphenyldicarboxylic acid; 4,4'-diamino-diphenic acid; 4,4'-diamino-2,2'-diphenic acid 
