Diphenicanhydride (6CI,7CI,8CI);2,2'-Biphenyldicarboxylic acid anhydride;2,2'-Biphenyldicarboxylic anhydride;2,2'-Diphenic anhydride;2,2'-Diphenyldicarboxylic anhydride;Diphenic acid anhydride;NSC 116225;NSC67689;
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