Isocyanicacid, 4,4'-biphenylylene ester (6CI,7CI,8CI); 4,4'-Biphenyldiisocyanate;4,4'-Biphenylene diisocyanate; 4,4'-Biphenylene isocyanate; 4,4'-Biphenylylenediisocyanate; 4,4'-Diisocyanatobiphenyl; NSC 511732
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