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![]() | 940 × 625 (28 KB) | Innerstream | {{Information |description={{en|Chemical diagram showing examples of the Ullmann reaction used to synthesize biphenylene }} |source={{Own}} |date={{subst:CURRENTYEAR}}-{{subst:CURRENTMONTH}}-{{subst:CURRENTDAY}} |author= User:Innerstream |permission={{PD-chem}} }} Category:Ullmann reaction Category:Biphenylene |
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