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  1. en.wikipedia.org › wiki › PyridinePyridine - Wikipedia

    Hace 13 horas · Pyridine has a conjugated system of six π electrons that are delocalized over the ring. The molecule is planar and, thus, follows the Hückel criteria for aromatic systems. In contrast to benzene, the electron density is not evenly distributed over the ring, reflecting the negative inductive effect of the nitrogen atom.

  2. Hace 13 horas · Open-source software. Open-source software ( OSS) is computer software that is released under a license in which the copyright holder grants users the rights to use, study, change, and distribute the software and its source code to anyone and for any purpose.

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