Dipyridine
Dipyridine Di*pyr"i*dine (?; 104), n. [Pref. di- + pyridine.] (Geom.) A polymeric form of pyridine, {C10H10N2}, obtained as a colorless oil by the action of sodium on pyridine. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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